1172345376 has 48 divisors (see below), whose sum is σ = 3097047744. Its totient is φ = 388287744.

The previous prime is 1172345357. The next prime is 1172345401. The reversal of 1172345376 is 6735432711.

It is a tau number, because it is divible by the number of its divisors (48).

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, 23820 + ... + 53963.

It is an arithmetic number, because the mean of its divisors is an integer number (64521828).

Almost surely, 2^1172345376 is an apocalyptic number.

1172345376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1172345376 is an abundant number, since it is smaller than the sum of its proper divisors (1924702368).

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

1172345376 is a wasteful number, since it uses less digits than its factorization.

1172345376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77953 (or 77945 counting only the distinct ones).

The product of its digits is 105840, while the sum is 39.

The square root of 1172345376 is about 34239.5294360188. The cubic root of 1172345376 is about 1054.4318724856.

The spelling of 1172345376 in words is "one billion, one hundred seventy-two million, three hundred forty-five thousand, three hundred seventy-six".