1045663264 has 12 divisors (see below), whose sum is σ = 2058649614. Its totient is φ = 522831616.

The previous prime is 1045663261. The next prime is 1045663273. The reversal of 1045663264 is 4623665401.

It can be written as a sum of positive squares in only one way, i.e., 1042773264 + 2890000 = 32292^2 + 1700^2 .

It is not an unprimeable number, because it can be changed into a prime (1045663261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16338457 + ... + 16338520.

Almost surely, 2^1045663264 is an apocalyptic number.

It is an amenable number.

1045663264 is a deficient number, since it is larger than the sum of its proper divisors (1012986350).

1045663264 is an equidigital number, since it uses as much as digits as its factorization.

1045663264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32676987 (or 32676979 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 37.

The square root of 1045663264 is about 32336.7169638478. The cubic root of 1045663264 is about 1014.9951107532.

The spelling of 1045663264 in words is "one billion, forty-five million, six hundred sixty-three thousand, two hundred sixty-four".