1172681116 has 6 divisors (see below), whose sum is σ = 2052191960. Its totient is φ = 586340556.

The previous prime is 1172681099. The next prime is 1172681123. The reversal of 1172681116 is 6111862711.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 146585136 + ... + 146585143.

Almost surely, 2^1172681116 is an apocalyptic number.

It is an amenable number.

1172681116 is a deficient number, since it is larger than the sum of its proper divisors (879510844).

1172681116 is a wasteful number, since it uses less digits than its factorization.

1172681116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293170283 (or 293170281 counting only the distinct ones).

The product of its digits is 4032, while the sum is 34.

The square root of 1172681116 is about 34244.4318977553. The cubic root of 1172681116 is about 1054.5325200635.

The spelling of 1172681116 in words is "one billion, one hundred seventy-two million, six hundred eighty-one thousand, one hundred sixteen".