1172013117 has 32 divisors (see below), whose sum is σ = 1769112576. Its totient is φ = 683961600.

The previous prime is 1172013107. The next prime is 1172013121. The reversal of 1172013117 is 7113102711.

It is not a de Polignac number, because 1172013117 - 2⁶ = 1172013053 is a prime.

It is a super-2 number, since 2×1172013117² = 2747229492840111378, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1172013107) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 94933 + ... + 106565.

It is an arithmetic number, because the mean of its divisors is an integer number (55284768).

Almost surely, 2^1172013117 is an apocalyptic number.

It is an amenable number.

1172013117 is a deficient number, since it is larger than the sum of its proper divisors (597099459).

1172013117 is a wasteful number, since it uses less digits than its factorization.

1172013117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11761.

The product of its (nonzero) digits is 294, while the sum is 24.

The square root of 1172013117 is about 34234.6771125419. The cubic root of 1172013117 is about 1054.3322495163.

Adding to 1172013117 its reverse (7113102711), we get a palindrome (8285115828).

The spelling of 1172013117 in words is "one billion, one hundred seventy-two million, thirteen thousand, one hundred seventeen".