195413399 has 2 divisors, whose sum is σ = 195413400. Its totient is φ = 195413398.

The previous prime is 195413341. The next prime is 195413411. The reversal of 195413399 is 993314591.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 195413399 - 2¹² = 195409303 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (195413329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97706699 + 97706700.

It is an arithmetic number, because the mean of its divisors is an integer number (97706700).

Almost surely, 2^195413399 is an apocalyptic number.

195413399 is a deficient number, since it is larger than the sum of its proper divisors (1).

195413399 is an equidigital number, since it uses as much as digits as its factorization.

195413399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 131220, while the sum is 44.

The square root of 195413399 is about 13979.0342656422. The cubic root of 195413399 is about 580.2984977584.

The spelling of 195413399 in words is "one hundred ninety-five million, four hundred thirteen thousand, three hundred ninety-nine".