34320171631 has 2 divisors, whose sum is σ = 34320171632. Its totient is φ = 34320171630.

The previous prime is 34320171619. The next prime is 34320171667. The reversal of 34320171631 is 13617102343.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 34320171631 - 2¹⁵ = 34320138863 is a prime.

It is a super-2 number, since 2×34320171631² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 34320171593 and 34320171602.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34320171031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17160085815 + 17160085816.

It is an arithmetic number, because the mean of its divisors is an integer number (17160085816).

Almost surely, 2^34320171631 is an apocalyptic number.

34320171631 is a deficient number, since it is larger than the sum of its proper divisors (1).

34320171631 is an equidigital number, since it uses as much as digits as its factorization.

34320171631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 31.

Adding to 34320171631 its reverse (13617102343), we get a palindrome (47937273974).

The spelling of 34320171631 in words is "thirty-four billion, three hundred twenty million, one hundred seventy-one thousand, six hundred thirty-one".