31740067097 has 2 divisors, whose sum is σ = 31740067098. Its totient is φ = 31740067096.

The previous prime is 31740067067. The next prime is 31740067127. The reversal of 31740067097 is 79076004713.

It is a balanced prime because it is at equal distance from previous prime (31740067067) and next prime (31740067127).

It can be written as a sum of positive squares in only one way, i.e., 29502871696 + 2237195401 = 171764^2 + 47299^2 .

It is a cyclic number.

It is not a de Polignac number, because 31740067097 - 2⁶ = 31740067033 is a prime.

It is not a weakly prime, because it can be changed into another prime (31740067067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15870033548 + 15870033549.

It is an arithmetic number, because the mean of its divisors is an integer number (15870033549).

Almost surely, 2^31740067097 is an apocalyptic number.

It is an amenable number.

31740067097 is a deficient number, since it is larger than the sum of its proper divisors (1).

31740067097 is an equidigital number, since it uses as much as digits as its factorization.

31740067097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 222264, while the sum is 44.

The spelling of 31740067097 in words is "thirty-one billion, seven hundred forty million, sixty-seven thousand, ninety-seven".