1045156 has 24 divisors (see below), whose sum is σ = 2112320. Its totient is φ = 443232.

The previous prime is 1045153. The next prime is 1045157. The reversal of 1045156 is 6515401.

It is not an unprimeable number, because it can be changed into a prime (1045151) 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, 4450 + ... + 4678.

2^1045156 is an apocalyptic number.

It is an amenable number.

1045156 is an abundant number, since it is smaller than the sum of its proper divisors (1067164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1045156 is a wasteful number, since it uses less digits than its factorization.

1045156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403 (or 401 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 1045156 is about 1022.3287142598. The cubic root of 1045156 is about 101.4830955371.

The spelling of 1045156 in words is "one million, forty-five thousand, one hundred fifty-six".