31482672937 has 2 divisors, whose sum is σ = 31482672938. Its totient is φ = 31482672936.

The previous prime is 31482672847. The next prime is 31482672967. The reversal of 31482672937 is 73927628413.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27754227216 + 3728445721 = 166596^2 + 61061^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-31482672937 is a prime.

It is a super-2 number, since 2×31482672937² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (31482672967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15741336468 + 15741336469.

It is an arithmetic number, because the mean of its divisors is an integer number (15741336469).

Almost surely, 2^31482672937 is an apocalyptic number.

It is an amenable number.

31482672937 is a deficient number, since it is larger than the sum of its proper divisors (1).

31482672937 is an equidigital number, since it uses as much as digits as its factorization.

31482672937 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3048192, while the sum is 52.

The spelling of 31482672937 in words is "thirty-one billion, four hundred eighty-two million, six hundred seventy-two thousand, nine hundred thirty-seven".