31136101147 has 2 divisors, whose sum is σ = 31136101148. Its totient is φ = 31136101146.

The previous prime is 31136101127. The next prime is 31136101163. The reversal of 31136101147 is 74110163113.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-31136101147 is a prime.

It is not a weakly prime, because it can be changed into another prime (31136101127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15568050573 + 15568050574.

It is an arithmetic number, because the mean of its divisors is an integer number (15568050574).

Almost surely, 2^31136101147 is an apocalyptic number.

31136101147 is a deficient number, since it is larger than the sum of its proper divisors (1).

31136101147 is an equidigital number, since it uses as much as digits as its factorization.

31136101147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 28.

The spelling of 31136101147 in words is "thirty-one billion, one hundred thirty-six million, one hundred one thousand, one hundred forty-seven".