1200993960 has 32 divisors (see below), whose sum is σ = 3602982240. Its totient is φ = 320265024.

The previous prime is 1200993953. The next prime is 1200993977. The reversal of 1200993960 is 693990021.

It is a happy number.

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, 5004022 + ... + 5004261.

It is an arithmetic number, because the mean of its divisors is an integer number (112593195).

Almost surely, 2^1200993960 is an apocalyptic number.

1200993960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1200993960 is an abundant number, since it is smaller than the sum of its proper divisors (2401988280).

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

1200993960 is a wasteful number, since it uses less digits than its factorization.

1200993960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10008297 (or 10008293 counting only the distinct ones).

The product of its (nonzero) digits is 26244, while the sum is 39.

The square root of 1200993960 is about 34655.3597586290. The cubic root of 1200993960 is about 1062.9518882431.

The spelling of 1200993960 in words is "one billion, two hundred million, nine hundred ninety-three thousand, nine hundred sixty".