1053165020 has 24 divisors (see below), whose sum is σ = 2214193968. Its totient is φ = 420780800.

The previous prime is 1053165019. The next prime is 1053165083. The reversal of 1053165020 is 205613501.

It is a super-2 number, since 2×1053165020² = 2218313118703200800, 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, 12266 + ... + 47505.

It is an arithmetic number, because the mean of its divisors is an integer number (92258082).

Almost surely, 2^1053165020 is an apocalyptic number.

1053165020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1053165020 is an abundant number, since it is smaller than the sum of its proper divisors (1161028948).

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

1053165020 is a wasteful number, since it uses less digits than its factorization.

1053165020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60661 (or 60659 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 1053165020 is about 32452.5040636312. The cubic root of 1053165020 is about 1017.4165752102.

Adding to 1053165020 its reverse (205613501), we get a palindrome (1258778521).

The spelling of 1053165020 in words is "one billion, fifty-three million, one hundred sixty-five thousand, twenty".