1172867376 has 20 divisors (see below), whose sum is σ = 3029907512. Its totient is φ = 390955776.

The previous prime is 1172867309. The next prime is 1172867393. The reversal of 1172867376 is 6737682711.

It is a Harshad number since it is a multiple of its sum of digits (48), and also a Moran number because the ratio is a prime number: 24434737 = 1172867376 / (1 + 1 + 7 + 2 + 8 + 6 + 7 + 3 + 7 + 6).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12217321 + ... + 12217416.

Almost surely, 2^1172867376 is an apocalyptic number.

1172867376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1172867376 is an abundant number, since it is smaller than the sum of its proper divisors (1857040136).

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

1172867376 is a wasteful number, since it uses less digits than its factorization.

1172867376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24434748 (or 24434742 counting only the distinct ones).

The product of its digits is 592704, while the sum is 48.

The square root of 1172867376 is about 34247.1513559887. The cubic root of 1172867376 is about 1054.5883484913.

The spelling of 1172867376 in words is "one billion, one hundred seventy-two million, eight hundred sixty-seven thousand, three hundred seventy-six".