1045276980 has 48 divisors (see below), whose sum is σ = 3192848064. Its totient is φ = 253400320.

The previous prime is 1045276979. The next prime is 1045276993. The reversal of 1045276980 is 896725401.

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, 791217 + ... + 792536.

It is an arithmetic number, because the mean of its divisors is an integer number (66517668).

Almost surely, 2^1045276980 is an apocalyptic number.

1045276980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1045276980 is an abundant number, since it is smaller than the sum of its proper divisors (2147571084).

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

1045276980 is a wasteful number, since it uses less digits than its factorization.

1045276980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1583776 (or 1583774 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 42.

The square root of 1045276980 is about 32330.7435732617. The cubic root of 1045276980 is about 1014.8701104545.

The spelling of 1045276980 in words is "one billion, forty-five million, two hundred seventy-six thousand, nine hundred eighty".