1172160016 has 20 divisors (see below), whose sum is σ = 2303049024. Its totient is φ = 577824800.

The previous prime is 1172160007. The next prime is 1172160043. The reversal of 1172160016 is 6100612711.

It is a happy number.

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, 514780 + ... + 517051.

Almost surely, 2^1172160016 is an apocalyptic number.

1172160016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1172160016 is a deficient number, since it is larger than the sum of its proper divisors (1130889008).

1172160016 is a wasteful number, since it uses less digits than its factorization.

1172160016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1031910 (or 1031904 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 25.

The square root of 1172160016 is about 34236.8225161156. The cubic root of 1172160016 is about 1054.3762973404.

Adding to 1172160016 its reverse (6100612711), we get a palindrome (7272772727).

The spelling of 1172160016 in words is "one billion, one hundred seventy-two million, one hundred sixty thousand, sixteen".