195677023 has 2 divisors, whose sum is σ = 195677024. Its totient is φ = 195677022.

The previous prime is 195677003. The next prime is 195677039. The reversal of 195677023 is 320776591.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 195677023 - 2¹³ = 195668831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (195677003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97838511 + 97838512.

It is an arithmetic number, because the mean of its divisors is an integer number (97838512).

Almost surely, 2^195677023 is an apocalyptic number.

195677023 is a deficient number, since it is larger than the sum of its proper divisors (1).

195677023 is an equidigital number, since it uses as much as digits as its factorization.

195677023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 79380, while the sum is 40.

The square root of 195677023 is about 13988.4603513039. The cubic root of 195677023 is about 580.5593326009.

The spelling of 195677023 in words is "one hundred ninety-five million, six hundred seventy-seven thousand, twenty-three".