14240985931 has 2 divisors, whose sum is σ = 14240985932. Its totient is φ = 14240985930.

The previous prime is 14240985883. The next prime is 14240985959. The reversal of 14240985931 is 13958904241.

It is a strong prime.

It is an emirp because it is prime and its reverse (13958904241) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14240985931 - 2⁹ = 14240985419 is a prime.

It is a super-2 number, since 2×14240985931² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (14240985971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7120492965 + 7120492966.

It is an arithmetic number, because the mean of its divisors is an integer number (7120492966).

Almost surely, 2^14240985931 is an apocalyptic number.

14240985931 is a deficient number, since it is larger than the sum of its proper divisors (1).

14240985931 is an equidigital number, since it uses as much as digits as its factorization.

14240985931 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 311040, while the sum is 46.

The spelling of 14240985931 in words is "fourteen billion, two hundred forty million, nine hundred eighty-five thousand, nine hundred thirty-one".