11600522251 has 2 divisors, whose sum is σ = 11600522252. Its totient is φ = 11600522250.

The previous prime is 11600522249. The next prime is 11600522279. The reversal of 11600522251 is 15222500611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11600522251 - 2¹ = 11600522249 is a prime.

It is a super-2 number, since 2×11600522251² (a number of 21 digits) contains 22 as substring.

Together with 11600522249, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (11600522201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5800261125 + 5800261126.

It is an arithmetic number, because the mean of its divisors is an integer number (5800261126).

Almost surely, 2^11600522251 is an apocalyptic number.

11600522251 is a deficient number, since it is larger than the sum of its proper divisors (1).

11600522251 is an equidigital number, since it uses as much as digits as its factorization.

11600522251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1200, while the sum is 25.

The spelling of 11600522251 in words is "eleven billion, six hundred million, five hundred twenty-two thousand, two hundred fifty-one".