1045455600 has 120 divisors (see below), whose sum is σ = 3827393920. Its totient is φ = 238959360.

The previous prime is 1045455599. The next prime is 1045455659. The reversal of 1045455600 is 65545401.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 53830 + ... + 70629.

Almost surely, 2^1045455600 is an apocalyptic number.

1045455600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1045455600 is an abundant number, since it is smaller than the sum of its proper divisors (2781938320).

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

1045455600 is a wasteful number, since it uses less digits than its factorization.

1045455600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124487 (or 124476 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 1045455600 is about 32333.5058414642. The cubic root of 1045455600 is about 1014.9279151570.

The spelling of 1045455600 in words is "one billion, forty-five million, four hundred fifty-five thousand, six hundred".