1042745100 has 72 divisors (see below), whose sum is σ = 3098582928. Its totient is φ = 270547200.

The previous prime is 1042745059. The next prime is 1042745111. The reversal of 1042745100 is 15472401.

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, 35871 + ... + 58070.

It is an arithmetic number, because the mean of its divisors is an integer number (43035874).

Almost surely, 2^1042745100 is an apocalyptic number.

1042745100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1042745100 is an abundant number, since it is smaller than the sum of its proper divisors (2055837828).

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

1042745100 is a wasteful number, since it uses less digits than its factorization.

1042745100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93995 (or 93988 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 24.

The square root of 1042745100 is about 32291.5639138150. The cubic root of 1042745100 is about 1014.0500385734.

The spelling of 1042745100 in words is "one billion, forty-two million, seven hundred forty-five thousand, one hundred".