1045573440 has 112 divisors (see below), whose sum is σ = 3515026752. Its totient is φ = 262414336.

The previous prime is 1045573409. The next prime is 1045573471. The reversal of 1045573440 is 443755401.

It is an interprime number because it is at equal distance from previous prime (1045573409) and next prime (1045573471).

It is a congruent number.

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, 15714 + ... + 48353.

Almost surely, 2^1045573440 is an apocalyptic number.

1045573440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1045573440 is an abundant number, since it is smaller than the sum of its proper divisors (2469453312).

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

1045573440 is a wasteful number, since it uses less digits than its factorization.

1045573440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64104 (or 64094 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 33.

The square root of 1045573440 is about 32335.3280484364. The cubic root of 1045573440 is about 1014.9660467340.

The spelling of 1045573440 in words is "one billion, forty-five million, five hundred seventy-three thousand, four hundred forty".