31412003243 has 2 divisors, whose sum is σ = 31412003244. Its totient is φ = 31412003242.

The previous prime is 31412003197. The next prime is 31412003297. The reversal of 31412003243 is 34230021413.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 31412003243 - 2²⁸ = 31143567787 is a prime.

It is not a weakly prime, because it can be changed into another prime (31412003743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15706001621 + 15706001622.

It is an arithmetic number, because the mean of its divisors is an integer number (15706001622).

Almost surely, 2^31412003243 is an apocalyptic number.

31412003243 is a deficient number, since it is larger than the sum of its proper divisors (1).

31412003243 is an equidigital number, since it uses as much as digits as its factorization.

31412003243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 31412003243 its reverse (34230021413), we get a palindrome (65642024656).

The spelling of 31412003243 in words is "thirty-one billion, four hundred twelve million, three thousand, two hundred forty-three".