11651907139 has 2 divisors, whose sum is σ = 11651907140. Its totient is φ = 11651907138.

The previous prime is 11651907121. The next prime is 11651907143. The reversal of 11651907139 is 93170915611.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11651907139 - 2⁵ = 11651907107 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11651907095 and 11651907104.

It is not a weakly prime, because it can be changed into another prime (11651907439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5825953569 + 5825953570.

It is an arithmetic number, because the mean of its divisors is an integer number (5825953570).

Almost surely, 2^11651907139 is an apocalyptic number.

11651907139 is a deficient number, since it is larger than the sum of its proper divisors (1).

11651907139 is an equidigital number, since it uses as much as digits as its factorization.

11651907139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51030, while the sum is 43.

The spelling of 11651907139 in words is "eleven billion, six hundred fifty-one million, nine hundred seven thousand, one hundred thirty-nine".