1044492945 has 16 divisors (see below), whose sum is σ = 1675006080. Its totient is φ = 555790464.

The previous prime is 1044492931. The next prime is 1044492959. The reversal of 1044492945 is 5492944401.

It is an interprime number because it is at equal distance from previous prime (1044492931) and next prime (1044492959).

It is not a de Polignac number, because 1044492945 - 2⁷ = 1044492817 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1044492897 and 1044492906.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72724 + ... + 85893.

It is an arithmetic number, because the mean of its divisors is an integer number (104687880).

Almost surely, 2^1044492945 is an apocalyptic number.

1044492945 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1044492945 is a deficient number, since it is larger than the sum of its proper divisors (630513135).

1044492945 is a wasteful number, since it uses less digits than its factorization.

1044492945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159064.

The product of its (nonzero) digits is 207360, while the sum is 42.

The square root of 1044492945 is about 32318.6160749497. The cubic root of 1044492945 is about 1014.6163044528.

The spelling of 1044492945 in words is "one billion, forty-four million, four hundred ninety-two thousand, nine hundred forty-five".