1053515120 has 40 divisors (see below), whose sum is σ = 2799341664. Its totient is φ = 361204992.

The previous prime is 1053515117. The next prime is 1053515147. The reversal of 1053515120 is 215153501.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×1053515120² = 2219788216137228800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 940079 + ... + 941198.

Almost surely, 2^1053515120 is an apocalyptic number.

1053515120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1053515120 is an abundant number, since it is smaller than the sum of its proper divisors (1745826544).

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

1053515120 is a wasteful number, since it uses less digits than its factorization.

1053515120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1881297 (or 1881291 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 23.

The square root of 1053515120 is about 32457.8976521894. The cubic root of 1053515120 is about 1017.5293014761.

Adding to 1053515120 its reverse (215153501), we get a palindrome (1268668621).

The spelling of 1053515120 in words is "one billion, fifty-three million, five hundred fifteen thousand, one hundred twenty".