11157244037251 has 16 divisors (see below), whose sum is σ = 12652933043520. Its totient is φ = 9760834005120.

The previous prime is 11157244037189. The next prime is 11157244037263. The reversal of 11157244037251 is 15273044275111.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11157244037251 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11157244037198 and 11157244037207.

It is not an unprimeable number, because it can be changed into a prime (11157244037281) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 171138040 + ... + 171203221.

It is an arithmetic number, because the mean of its divisors is an integer number (790808315220).

Almost surely, 2^{11157244037251} is an apocalyptic number.

11157244037251 is a deficient number, since it is larger than the sum of its proper divisors (1495689006269).

11157244037251 is a wasteful number, since it uses less digits than its factorization.

11157244037251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342341406.

The product of its (nonzero) digits is 235200, while the sum is 43.

The spelling of 11157244037251 in words is "eleven trillion, one hundred fifty-seven billion, two hundred forty-four million, thirty-seven thousand, two hundred fifty-one".