31030114139 has 2 divisors, whose sum is σ = 31030114140. Its totient is φ = 31030114138.

The previous prime is 31030114117. The next prime is 31030114163. The reversal of 31030114139 is 93141103013.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 31030114139 - 2¹² = 31030110043 is a prime.

It is a super-2 number, since 2×31030114139² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (31030119139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15515057069 + 15515057070.

It is an arithmetic number, because the mean of its divisors is an integer number (15515057070).

Almost surely, 2^31030114139 is an apocalyptic number.

31030114139 is a deficient number, since it is larger than the sum of its proper divisors (1).

31030114139 is an equidigital number, since it uses as much as digits as its factorization.

31030114139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 26.

The spelling of 31030114139 in words is "thirty-one billion, thirty million, one hundred fourteen thousand, one hundred thirty-nine".