1045664415 has 24 divisors (see below), whose sum is σ = 1818337248. Its totient is φ = 555887040.

The previous prime is 1045664393. The next prime is 1045664423. The reversal of 1045664415 is 5144665401.

1045664415 is a `hidden beast` number, since 1 + 0 + 4 + 5 + 6 + 644 + 1 + 5 = 666.

It is not a de Polignac number, because 1045664415 - 2⁵ = 1045664383 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1045664415.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23364 + ... + 51353.

It is an arithmetic number, because the mean of its divisors is an integer number (75764052).

Almost surely, 2^1045664415 is an apocalyptic number.

1045664415 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1045664415 is a deficient number, since it is larger than the sum of its proper divisors (772672833).

1045664415 is a wasteful number, since it uses less digits than its factorization.

1045664415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75039 (or 75036 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The square root of 1045664415 is about 32336.7347609495. The cubic root of 1045664415 is about 1014.9954831672.

The spelling of 1045664415 in words is "one billion, forty-five million, six hundred sixty-four thousand, four hundred fifteen".