1057144120 has 16 divisors (see below), whose sum is σ = 2378574360. Its totient is φ = 422857632.

The previous prime is 1057144117. The next prime is 1057144129. The reversal of 1057144120 is 214417501.

It is a super-2 number, since 2×1057144120² = 2235107380901148800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1057144129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13214262 + ... + 13214341.

Almost surely, 2^1057144120 is an apocalyptic number.

1057144120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1057144120 is an abundant number, since it is smaller than the sum of its proper divisors (1321430240).

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

1057144120 is a wasteful number, since it uses less digits than its factorization.

1057144120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26428614 (or 26428610 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 25.

The square root of 1057144120 is about 32513.7527824765. The cubic root of 1057144120 is about 1018.6963095646.

The spelling of 1057144120 in words is "one billion, fifty-seven million, one hundred forty-four thousand, one hundred twenty".