31417160908349 has 2 divisors, whose sum is σ = 31417160908350. Its totient is φ = 31417160908348.

The previous prime is 31417160908307. The next prime is 31417160908381. The reversal of 31417160908349 is 94380906171413.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26599991920324 + 4817168988025 = 5157518^2 + 2194805^2 .

It is a cyclic number.

It is not a de Polignac number, because 31417160908349 - 2³⁶ = 31348441431613 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 31417160908294 and 31417160908303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31417160908249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15708580454174 + 15708580454175.

It is an arithmetic number, because the mean of its divisors is an integer number (15708580454175).

Almost surely, 2^{31417160908349} is an apocalyptic number.

It is an amenable number.

31417160908349 is a deficient number, since it is larger than the sum of its proper divisors (1).

31417160908349 is an equidigital number, since it uses as much as digits as its factorization.

31417160908349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3919104, while the sum is 56.

The spelling of 31417160908349 in words is "thirty-one trillion, four hundred seventeen billion, one hundred sixty million, nine hundred eight thousand, three hundred forty-nine".