1525032166 has 32 divisors (see below), whose sum is σ = 2706941952. Its totient is φ = 630564480.

The previous prime is 1525032161. The next prime is 1525032199. The reversal of 1525032166 is 6612305251.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1525032161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 141045 + ... + 151471.

It is an arithmetic number, because the mean of its divisors is an integer number (84591936).

Almost surely, 2^1525032166 is an apocalyptic number.

1525032166 is a deficient number, since it is larger than the sum of its proper divisors (1181909786).

1525032166 is a wasteful number, since it uses less digits than its factorization.

1525032166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10804.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 1525032166 is about 39051.6602207896. The cubic root of 1525032166 is about 1151.0468516706.

The spelling of 1525032166 in words is "one billion, five hundred twenty-five million, thirty-two thousand, one hundred sixty-six".