1170252172 has 6 divisors (see below), whose sum is σ = 2047941308. Its totient is φ = 585126084.

The previous prime is 1170252163. The next prime is 1170252179. The reversal of 1170252172 is 2712520711.

It is a self number, because there is not a number n which added to its sum of digits gives 1170252172.

It is not an unprimeable number, because it can be changed into a prime (1170252179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 146281518 + ... + 146281525.

Almost surely, 2^1170252172 is an apocalyptic number.

It is an amenable number.

1170252172 is a deficient number, since it is larger than the sum of its proper divisors (877689136).

1170252172 is a wasteful number, since it uses less digits than its factorization.

1170252172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292563047 (or 292563045 counting only the distinct ones).

The product of its (nonzero) digits is 1960, while the sum is 28.

The square root of 1170252172 is about 34208.9487122887. The cubic root of 1170252172 is about 1053.8039415112.

Adding to 1170252172 its reverse (2712520711), we get a palindrome (3882772883).

The spelling of 1170252172 in words is "one billion, one hundred seventy million, two hundred fifty-two thousand, one hundred seventy-two".