1055453200 has 30 divisors (see below), whose sum is σ = 2535727274. Its totient is φ = 422181120.

The previous prime is 1055453167. The next prime is 1055453207. The reversal of 1055453200 is 23545501.

It can be written as a sum of positive squares in 3 ways, for example, as 265168656 + 790284544 = 16284^2 + 28112^2 .

It is a super-2 number, since 2×1055453200² = 2227962914780480000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (1055453207) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1318917 + ... + 1319716.

Almost surely, 2^1055453200 is an apocalyptic number.

1055453200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1055453200 is an abundant number, since it is smaller than the sum of its proper divisors (1480274074).

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

1055453200 is a wasteful number, since it uses less digits than its factorization.

1055453200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2638651 (or 2638640 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 1055453200 is about 32487.7392257448. The cubic root of 1055453200 is about 1018.1528790283.

Adding to 1055453200 its reverse (23545501), we get a palindrome (1078998701).

The spelling of 1055453200 in words is "one billion, fifty-five million, four hundred fifty-three thousand, two hundred".