1252155627 has 24 divisors (see below), whose sum is σ = 1948197888. Its totient is φ = 772714800.

The previous prime is 1252155577. The next prime is 1252155659. The reversal of 1252155627 is 7265512521.

1252155627 is a `hidden beast` number, since 1 + 2 + 5 + 21 + 5 + 5 + 627 = 666.

It is not a de Polignac number, because 1252155627 - 2²⁰ = 1251107051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1252155591 and 1252155600.

It is not an unprimeable number, because it can be changed into a prime (1252155677) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 91149 + ... + 103982.

It is an arithmetic number, because the mean of its divisors is an integer number (81174912).

Almost surely, 2^1252155627 is an apocalyptic number.

1252155627 is a deficient number, since it is larger than the sum of its proper divisors (696042261).

1252155627 is a wasteful number, since it uses less digits than its factorization.

1252155627 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195191 (or 195188 counting only the distinct ones).

The product of its digits is 42000, while the sum is 36.

The square root of 1252155627 is about 35385.8110971050. The cubic root of 1252155627 is about 1077.8362104190.

The spelling of 1252155627 in words is "one billion, two hundred fifty-two million, one hundred fifty-five thousand, six hundred twenty-seven".