31341144071 has 2 divisors, whose sum is σ = 31341144072. Its totient is φ = 31341144070.

The previous prime is 31341144049. The next prime is 31341144137. The reversal of 31341144071 is 17044114313.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 31341144071 - 2¹⁸ = 31340881927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31341144871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15670572035 + 15670572036.

It is an arithmetic number, because the mean of its divisors is an integer number (15670572036).

Almost surely, 2^31341144071 is an apocalyptic number.

31341144071 is a deficient number, since it is larger than the sum of its proper divisors (1).

31341144071 is an equidigital number, since it uses as much as digits as its factorization.

31341144071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 29.

Adding to 31341144071 its reverse (17044114313), we get a palindrome (48385258384).

The spelling of 31341144071 in words is "thirty-one billion, three hundred forty-one million, one hundred forty-four thousand, seventy-one".