31422734047 has 2 divisors, whose sum is σ = 31422734048. Its totient is φ = 31422734046.

The previous prime is 31422734041. The next prime is 31422734053. The reversal of 31422734047 is 74043722413.

It is a balanced prime because it is at equal distance from previous prime (31422734041) and next prime (31422734053).

It is a cyclic number.

It is not a de Polignac number, because 31422734047 - 2¹⁵ = 31422701279 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 31422733997 and 31422734015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31422734041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15711367023 + 15711367024.

It is an arithmetic number, because the mean of its divisors is an integer number (15711367024).

Almost surely, 2^31422734047 is an apocalyptic number.

31422734047 is a deficient number, since it is larger than the sum of its proper divisors (1).

31422734047 is an equidigital number, since it uses as much as digits as its factorization.

31422734047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112896, while the sum is 37.

The spelling of 31422734047 in words is "thirty-one billion, four hundred twenty-two million, seven hundred thirty-four thousand, forty-seven".