1147356372 has 24 divisors (see below), whose sum is σ = 2677995936. Its totient is φ = 382333408.

The previous prime is 1147356337. The next prime is 1147356389. The reversal of 1147356372 is 2736537411.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 1147356372.

It is a congruent 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, 31123 + ... + 57125.

It is an arithmetic number, because the mean of its divisors is an integer number (111583164).

Almost surely, 2^1147356372 is an apocalyptic number.

1147356372 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1147356372 is an abundant number, since it is smaller than the sum of its proper divisors (1530639564).

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

1147356372 is a wasteful number, since it uses less digits than its factorization.

1147356372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29687 (or 29685 counting only the distinct ones).

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

The square root of 1147356372 is about 33872.6493206540. The cubic root of 1147356372 is about 1046.8861252038.

The spelling of 1147356372 in words is "one billion, one hundred forty-seven million, three hundred fifty-six thousand, three hundred seventy-two".