651110161139 has 2 divisors, whose sum is σ = 651110161140. Its totient is φ = 651110161138.

The previous prime is 651110161099. The next prime is 651110161157. The reversal of 651110161139 is 931161011156.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-651110161139 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 651110161099 and 651110161108.

It is not a weakly prime, because it can be changed into another prime (651110160139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325555080569 + 325555080570.

It is an arithmetic number, because the mean of its divisors is an integer number (325555080570).

Almost surely, 2^651110161139 is an apocalyptic number.

651110161139 is a deficient number, since it is larger than the sum of its proper divisors (1).

651110161139 is an equidigital number, since it uses as much as digits as its factorization.

651110161139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4860, while the sum is 35.

The spelling of 651110161139 in words is "six hundred fifty-one billion, one hundred ten million, one hundred sixty-one thousand, one hundred thirty-nine".