1125025154 has 16 divisors (see below), whose sum is σ = 1900336896. Its totient is φ = 494878800.

The previous prime is 1125025147. The next prime is 1125025171. The reversal of 1125025154 is 4515205211.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 824117 + ... + 825480.

It is an arithmetic number, because the mean of its divisors is an integer number (118771056).

Almost surely, 2^1125025154 is an apocalyptic number.

1125025154 is a deficient number, since it is larger than the sum of its proper divisors (775311742).

1125025154 is a wasteful number, since it uses less digits than its factorization.

1125025154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1649641.

The product of its (nonzero) digits is 2000, while the sum is 26.

The square root of 1125025154 is about 33541.3946340936. The cubic root of 1125025154 is about 1040.0496629391.

The spelling of 1125025154 in words is "one billion, one hundred twenty-five million, twenty-five thousand, one hundred fifty-four".