1052998155 has 24 divisors (see below), whose sum is σ = 1991124720. Its totient is φ = 510544320.

The previous prime is 1052998151. The next prime is 1052998159. The reversal of 1052998155 is 5518992501.

It is an interprime number because it is at equal distance from previous prime (1052998151) and next prime (1052998159).

It is not a de Polignac number, because 1052998155 - 2² = 1052998151 is a prime.

It is a super-2 number, since 2×1052998155² = 2217610228866808050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 1052998155.

It is not an unprimeable number, because it can be changed into a prime (1052998151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1063140 + ... + 1064129.

It is an arithmetic number, because the mean of its divisors is an integer number (82963530).

Almost surely, 2^1052998155 is an apocalyptic number.

1052998155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1052998155 is a deficient number, since it is larger than the sum of its proper divisors (938126565).

1052998155 is a wasteful number, since it uses less digits than its factorization.

1052998155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2127291 (or 2127288 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 45.

The square root of 1052998155 is about 32449.9330507784. The cubic root of 1052998155 is about 1017.3628387173.

The spelling of 1052998155 in words is "one billion, fifty-two million, nine hundred ninety-eight thousand, one hundred fifty-five".