1053155500 has 24 divisors (see below), whose sum is σ = 2300092704. Its totient is φ = 421262000.

The previous prime is 1053155489. The next prime is 1053155539. The reversal of 1053155500 is 55513501.

It is a super-2 number, since 2×1053155500² = 2218273014360500000, which contains 22 as substring.

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

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, 1052656 + ... + 1053655.

It is an arithmetic number, because the mean of its divisors is an integer number (95837196).

Almost surely, 2^1053155500 is an apocalyptic number.

1053155500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1053155500 is an abundant number, since it is smaller than the sum of its proper divisors (1246937204).

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

1053155500 is a wasteful number, since it uses less digits than its factorization.

1053155500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2106330 (or 2106318 counting only the distinct ones).

The product of its (nonzero) digits is 1875, while the sum is 25.

The square root of 1053155500 is about 32452.3573874072. The cubic root of 1053155500 is about 1017.4135095827.

The spelling of 1053155500 in words is "one billion, fifty-three million, one hundred fifty-five thousand, five hundred".