11124662251 has 2 divisors, whose sum is σ = 11124662252. Its totient is φ = 11124662250.

The previous prime is 11124662243. The next prime is 11124662257. The reversal of 11124662251 is 15226642111.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11124662251 - 2³ = 11124662243 is a prime.

It is a super-2 number, since 2×11124662251² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11124662257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5562331125 + 5562331126.

It is an arithmetic number, because the mean of its divisors is an integer number (5562331126).

Almost surely, 2^11124662251 is an apocalyptic number.

11124662251 is a deficient number, since it is larger than the sum of its proper divisors (1).

11124662251 is an equidigital number, since it uses as much as digits as its factorization.

11124662251 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5760, while the sum is 31.

The spelling of 11124662251 in words is "eleven billion, one hundred twenty-four million, six hundred sixty-two thousand, two hundred fifty-one".