31406061353441 has 2 divisors, whose sum is σ = 31406061353442. Its totient is φ = 31406061353440.

The previous prime is 31406061353419. The next prime is 31406061353501. The reversal of 31406061353441 is 14435316060413.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30658535110225 + 747526243216 = 5537015^2 + 864596^2 .

It is a cyclic number.

It is not a de Polignac number, because 31406061353441 - 2⁶ = 31406061353377 is a prime.

It is a super-2 number, since 2×31406061353441² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (31406061353411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15703030676720 + 15703030676721.

It is an arithmetic number, because the mean of its divisors is an integer number (15703030676721).

Almost surely, 2^{31406061353441} is an apocalyptic number.

It is an amenable number.

31406061353441 is a deficient number, since it is larger than the sum of its proper divisors (1).

31406061353441 is an equidigital number, since it uses as much as digits as its factorization.

31406061353441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 311040, while the sum is 41.

The spelling of 31406061353441 in words is "thirty-one trillion, four hundred six billion, sixty-one million, three hundred fifty-three thousand, four hundred forty-one".