9955079137 has 2 divisors, whose sum is σ = 9955079138. Its totient is φ = 9955079136.

The previous prime is 9955079119. The next prime is 9955079171. The reversal of 9955079137 is 7319705599.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7779416401 + 2175662736 = 88201^2 + 46644^2 .

It is a cyclic number.

It is not a de Polignac number, because 9955079137 - 2⁷ = 9955079009 is a prime.

It is not a weakly prime, because it can be changed into another prime (9955079237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4977539568 + 4977539569.

It is an arithmetic number, because the mean of its divisors is an integer number (4977539569).

Almost surely, 2^9955079137 is an apocalyptic number.

It is an amenable number.

9955079137 is a deficient number, since it is larger than the sum of its proper divisors (1).

9955079137 is an equidigital number, since it uses as much as digits as its factorization.

9955079137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2679075, while the sum is 55.

The square root of 9955079137 is about 99775.1428813810. The cubic root of 9955079137 is about 2151.2038786455.

The spelling of 9955079137 in words is "nine billion, nine hundred fifty-five million, seventy-nine thousand, one hundred thirty-seven".