1121625927 has 8 divisors (see below), whose sum is σ = 1661668080. Its totient is φ = 747750600.

The previous prime is 1121625893. The next prime is 1121625929. The reversal of 1121625927 is 7295261211.

1121625927 is a `hidden beast` number, since 1 + 1 + 2 + 1 + 62 + 592 + 7 = 666.

It is not a de Polignac number, because 1121625927 - 2⁸ = 1121625671 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1121625891 and 1121625900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121625929) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20770824 + ... + 20770877.

It is an arithmetic number, because the mean of its divisors is an integer number (207708510).

Almost surely, 2^1121625927 is an apocalyptic number.

1121625927 is a deficient number, since it is larger than the sum of its proper divisors (540042153).

1121625927 is an equidigital number, since it uses as much as digits as its factorization.

1121625927 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41541710 (or 41541704 counting only the distinct ones).

The product of its digits is 15120, while the sum is 36.

The square root of 1121625927 is about 33490.6841823215. The cubic root of 1121625927 is about 1039.0011140732.

The spelling of 1121625927 in words is "one billion, one hundred twenty-one million, six hundred twenty-five thousand, nine hundred twenty-seven".