1045617072 has 40 divisors (see below), whose sum is σ = 2752149744. Its totient is φ = 341961984.

The previous prime is 1045617059. The next prime is 1045617103. The reversal of 1045617072 is 2707165401.

It is a super-2 number, since 2×1045617072² = 2186630122515706368, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202963 + ... + 208050.

Almost surely, 2^1045617072 is an apocalyptic number.

1045617072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1045617072 is an abundant number, since it is smaller than the sum of its proper divisors (1706532672).

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

1045617072 is a wasteful number, since it uses less digits than its factorization.

1045617072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411077 (or 411071 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 33.

The square root of 1045617072 is about 32336.0027214249. The cubic root of 1045617072 is about 1014.9801647867.

The spelling of 1045617072 in words is "one billion, forty-five million, six hundred seventeen thousand, seventy-two".