1053420340 has 48 divisors (see below), whose sum is σ = 2596551552. Its totient is φ = 351409536.

The previous prime is 1053420323. The next prime is 1053420343. The reversal of 1053420340 is 430243501.

It is a super-2 number, since 2×1053420340² = 2219388825451431200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1053420343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96502 + ... + 106861.

It is an arithmetic number, because the mean of its divisors is an integer number (54094824).

Almost surely, 2^1053420340 is an apocalyptic number.

1053420340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1053420340 is an abundant number, since it is smaller than the sum of its proper divisors (1543131212).

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

1053420340 is a wasteful number, since it uses less digits than its factorization.

1053420340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203416 (or 203414 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 1053420340 is about 32456.4375740777. The cubic root of 1053420340 is about 1017.4987863882.

Adding to 1053420340 its reverse (430243501), we get a palindrome (1483663841).

The spelling of 1053420340 in words is "one billion, fifty-three million, four hundred twenty thousand, three hundred forty".