356108403197 has 2 divisors, whose sum is σ = 356108403198. Its totient is φ = 356108403196.

The previous prime is 356108403149. The next prime is 356108403221. The reversal of 356108403197 is 791304801653.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 307105497241 + 49002905956 = 554171^2 + 221366^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-356108403197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (356108403097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 178054201598 + 178054201599.

It is an arithmetic number, because the mean of its divisors is an integer number (178054201599).

Almost surely, 2^356108403197 is an apocalyptic number.

It is an amenable number.

356108403197 is a deficient number, since it is larger than the sum of its proper divisors (1).

356108403197 is an equidigital number, since it uses as much as digits as its factorization.

356108403197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 544320, while the sum is 47.

The spelling of 356108403197 in words is "three hundred fifty-six billion, one hundred eight million, four hundred three thousand, one hundred ninety-seven".