1045477164 has 12 divisors (see below), whose sum is σ = 2439446744. Its totient is φ = 348492384.

The previous prime is 1045477157. The next prime is 1045477187. The reversal of 1045477164 is 4617745401.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43561537 + ... + 43561560.

Almost surely, 2^1045477164 is an apocalyptic number.

It is an amenable number.

1045477164 is an abundant number, since it is smaller than the sum of its proper divisors (1393969580).

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

1045477164 is a wasteful number, since it uses less digits than its factorization.

1045477164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87123104 (or 87123102 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 39.

The square root of 1045477164 is about 32333.8393018831. The cubic root of 1045477164 is about 1014.9348932168.

The spelling of 1045477164 in words is "one billion, forty-five million, four hundred seventy-seven thousand, one hundred sixty-four".