11237713345 has 8 divisors (see below), whose sum is σ = 13486891176. Its totient is φ = 8989080576.

The previous prime is 11237713321. The next prime is 11237713351. The reversal of 11237713345 is 54331773211.

It can be written as a sum of positive squares in 4 ways, for example, as 1067394241 + 10170319104 = 32671^2 + 100848^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11237713345 - 2⁷ = 11237713217 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89442 + ... + 174571.

It is an arithmetic number, because the mean of its divisors is an integer number (1685861397).

Almost surely, 2^11237713345 is an apocalyptic number.

It is an amenable number.

11237713345 is a deficient number, since it is larger than the sum of its proper divisors (2249177831).

11237713345 is an equidigital number, since it uses as much as digits as its factorization.

11237713345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272531.

The product of its digits is 52920, while the sum is 37.

The spelling of 11237713345 in words is "eleven billion, two hundred thirty-seven million, seven hundred thirteen thousand, three hundred forty-five".