31542141307 has 2 divisors, whose sum is σ = 31542141308. Its totient is φ = 31542141306.

The previous prime is 31542141229. The next prime is 31542141311. The reversal of 31542141307 is 70314124513.

It is a strong prime.

It is an emirp because it is prime and its reverse (70314124513) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 31542141307 - 2²⁷ = 31407923579 is a prime.

It is not a weakly prime, because it can be changed into another prime (31542141347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15771070653 + 15771070654.

It is an arithmetic number, because the mean of its divisors is an integer number (15771070654).

Almost surely, 2^31542141307 is an apocalyptic number.

31542141307 is a deficient number, since it is larger than the sum of its proper divisors (1).

31542141307 is an equidigital number, since it uses as much as digits as its factorization.

31542141307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 31.

The spelling of 31542141307 in words is "thirty-one billion, five hundred forty-two million, one hundred forty-one thousand, three hundred seven".