31441214377 has 2 divisors, whose sum is σ = 31441214378. Its totient is φ = 31441214376.

The previous prime is 31441214303. The next prime is 31441214443. The reversal of 31441214377 is 77341214413.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28961572761 + 2479641616 = 170181^2 + 49796^2 .

It is a cyclic number.

It is not a de Polignac number, because 31441214377 - 2⁷ = 31441214249 is a prime.

It is not a weakly prime, because it can be changed into another prime (31441211377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15720607188 + 15720607189.

It is an arithmetic number, because the mean of its divisors is an integer number (15720607189).

Almost surely, 2^31441214377 is an apocalyptic number.

It is an amenable number.

31441214377 is a deficient number, since it is larger than the sum of its proper divisors (1).

31441214377 is an equidigital number, since it uses as much as digits as its factorization.

31441214377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 56448, while the sum is 37.

The spelling of 31441214377 in words is "thirty-one billion, four hundred forty-one million, two hundred fourteen thousand, three hundred seventy-seven".