11311798473 has 12 divisors (see below), whose sum is σ = 16944422768. Its totient is φ = 7541198820.

The previous prime is 11311798457. The next prime is 11311798489. The reversal of 11311798473 is 37489711311.

11311798473 is a `hidden beast` number, since 1 + 1 + 3 + 1 + 179 + 8 + 473 = 666.

It is an interprime number because it is at equal distance from previous prime (11311798457) and next prime (11311798489).

It is not a de Polignac number, because 11311798473 - 2⁴ = 11311798457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11311798573) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23275063 + ... + 23275548.

Almost surely, 2^11311798473 is an apocalyptic number.

It is an amenable number.

11311798473 is a deficient number, since it is larger than the sum of its proper divisors (5632624295).

11311798473 is an frugal number, since it uses more digits than its factorization.

11311798473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46550626 (or 46550614 counting only the distinct ones).

The product of its digits is 127008, while the sum is 45.

The spelling of 11311798473 in words is "eleven billion, three hundred eleven million, seven hundred ninety-eight thousand, four hundred seventy-three".