1155017125 has 16 divisors (see below), whose sum is σ = 1517330880. Its totient is φ = 875379600.

The previous prime is 1155017119. The next prime is 1155017141. The reversal of 1155017125 is 5217105511.

It is not a de Polignac number, because 1155017125 - 2³ = 1155017117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1155017093 and 1155017102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 240787 + ... + 245536.

It is an arithmetic number, because the mean of its divisors is an integer number (94833180).

Almost surely, 2^1155017125 is an apocalyptic number.

It is an amenable number.

1155017125 is a deficient number, since it is larger than the sum of its proper divisors (362313755).

1155017125 is an equidigital number, since it uses as much as digits as its factorization.

1155017125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486357 (or 486347 counting only the distinct ones).

The product of its (nonzero) digits is 1750, while the sum is 28.

The square root of 1155017125 is about 33985.5428822316. The cubic root of 1155017125 is about 1049.2109340052.

The spelling of 1155017125 in words is "one billion, one hundred fifty-five million, seventeen thousand, one hundred twenty-five".