31032514552073 has 2 divisors, whose sum is σ = 31032514552074. Its totient is φ = 31032514552072.

The previous prime is 31032514552009. The next prime is 31032514552087. The reversal of 31032514552073 is 37025541523013.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28124916643849 + 2907597908224 = 5303293^2 + 1705168^2 .

It is an emirp because it is prime and its reverse (37025541523013) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 31032514552073 - 2⁶ = 31032514552009 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 31032514552073.

It is not a weakly prime, because it can be changed into another prime (31032514552093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15516257276036 + 15516257276037.

It is an arithmetic number, because the mean of its divisors is an integer number (15516257276037).

Almost surely, 2^{31032514552073} is an apocalyptic number.

It is an amenable number.

31032514552073 is a deficient number, since it is larger than the sum of its proper divisors (1).

31032514552073 is an equidigital number, since it uses as much as digits as its factorization.

31032514552073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 378000, while the sum is 41.

The spelling of 31032514552073 in words is "thirty-one trillion, thirty-two billion, five hundred fourteen million, five hundred fifty-two thousand, seventy-three".