409102934197 has 2 divisors, whose sum is σ = 409102934198. Its totient is φ = 409102934196.

The previous prime is 409102934129. The next prime is 409102934221. The reversal of 409102934197 is 791439201904.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 374004410481 + 35098523716 = 611559^2 + 187346^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-409102934197 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 409102934197.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (409102934117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 204551467098 + 204551467099.

It is an arithmetic number, because the mean of its divisors is an integer number (204551467099).

Almost surely, 2^409102934197 is an apocalyptic number.

It is an amenable number.

409102934197 is a deficient number, since it is larger than the sum of its proper divisors (1).

409102934197 is an equidigital number, since it uses as much as digits as its factorization.

409102934197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 489888, while the sum is 49.

The spelling of 409102934197 in words is "four hundred nine billion, one hundred two million, nine hundred thirty-four thousand, one hundred ninety-seven".