1053431400 has 144 divisors (see below), whose sum is σ = 3798908640. Its totient is φ = 240777600.

The previous prime is 1053431399. The next prime is 1053431437. The reversal of 1053431400 is 41343501.

1053431400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1053431400² = 2219435429011920000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 11485 + ... + 47315.

It is an arithmetic number, because the mean of its divisors is an integer number (26381310).

Almost surely, 2^1053431400 is an apocalyptic number.

1053431400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1053431400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1899454320).

1053431400 is an abundant number, since it is smaller than the sum of its proper divisors (2745477240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1053431400 is a wasteful number, since it uses less digits than its factorization.

1053431400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35864 (or 35848 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 1053431400 is about 32456.6079558539. The cubic root of 1053431400 is about 1017.5023473274.

Adding to 1053431400 its reverse (41343501), we get a palindrome (1094774901).

The spelling of 1053431400 in words is "one billion, fifty-three million, four hundred thirty-one thousand, four hundred".