1045138232 has 16 divisors (see below), whose sum is σ = 1969790640. Its totient is φ = 519860736.

The previous prime is 1045138231. The next prime is 1045138253. The reversal of 1045138232 is 2328315401.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1045138195 and 1045138204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045138231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 336908 + ... + 339995.

It is an arithmetic number, because the mean of its divisors is an integer number (123111915).

Almost surely, 2^1045138232 is an apocalyptic number.

It is an amenable number.

1045138232 is a deficient number, since it is larger than the sum of its proper divisors (924652408).

1045138232 is a wasteful number, since it uses less digits than its factorization.

1045138232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 677102 (or 677098 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 1045138232 is about 32328.5977425560. The cubic root of 1045138232 is about 1014.8252045168.

The spelling of 1045138232 in words is "one billion, forty-five million, one hundred thirty-eight thousand, two hundred thirty-two".