11347711028 has 6 divisors (see below), whose sum is σ = 19858494306. Its totient is φ = 5673855512.

The previous prime is 11347711009. The next prime is 11347711091. The reversal of 11347711028 is 82011774311.

It can be written as a sum of positive squares in only one way, i.e., 10874735524 + 472975504 = 104282^2 + 21748^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1418463875 + ... + 1418463882.

It is an arithmetic number, because the mean of its divisors is an integer number (3309749051).

Almost surely, 2^11347711028 is an apocalyptic number.

It is an amenable number.

11347711028 is a deficient number, since it is larger than the sum of its proper divisors (8510783278).

11347711028 is a wasteful number, since it uses less digits than its factorization.

11347711028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2836927761 (or 2836927759 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 35.

The spelling of 11347711028 in words is "eleven billion, three hundred forty-seven million, seven hundred eleven thousand, twenty-eight".