1172480774045 has 32 divisors (see below), whose sum is σ = 1618855787520. Its totient is φ = 798564049920.

The previous prime is 1172480774039. The next prime is 1172480774063. The reversal of 1172480774045 is 5404770842711.

It is not a de Polignac number, because 1172480774045 - 2¹⁰ = 1172480773021 is a prime.

It is a super-2 number, since 2×1172480774045² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1172480773984 and 1172480774002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2887916 + ... + 3268794.

It is an arithmetic number, because the mean of its divisors is an integer number (50589243360).

Almost surely, 2^{1172480774045} is an apocalyptic number.

It is an amenable number.

1172480774045 is a deficient number, since it is larger than the sum of its proper divisors (446375013475).

1172480774045 is a wasteful number, since it uses less digits than its factorization.

1172480774045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381485.

The product of its (nonzero) digits is 1756160, while the sum is 50.

The spelling of 1172480774045 in words is "one trillion, one hundred seventy-two billion, four hundred eighty million, seven hundred seventy-four thousand, forty-five".