4031351953397 has 2 divisors, whose sum is σ = 4031351953398. Its totient is φ = 4031351953396.

The previous prime is 4031351953361. The next prime is 4031351953469. The reversal of 4031351953397 is 7933591531304.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3935149005841 + 96202947556 = 1983721^2 + 310166^2 .

It is a cyclic number.

It is not a de Polignac number, because 4031351953397 - 2⁶ = 4031351953333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4031351953327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2015675976698 + 2015675976699.

It is an arithmetic number, because the mean of its divisors is an integer number (2015675976699).

Almost surely, 2^{4031351953397} is an apocalyptic number.

It is an amenable number.

4031351953397 is a deficient number, since it is larger than the sum of its proper divisors (1).

4031351953397 is an equidigital number, since it uses as much as digits as its factorization.

4031351953397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4592700, while the sum is 53.

It can be divided in two parts, 403135 and 1953397, that added together give a palindrome (2356532).

The spelling of 4031351953397 in words is "four trillion, thirty-one billion, three hundred fifty-one million, nine hundred fifty-three thousand, three hundred ninety-seven".