195132893 has 2 divisors, whose sum is σ = 195132894. Its totient is φ = 195132892.

The previous prime is 195132871. The next prime is 195132911. The reversal of 195132893 is 398231591.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 121396324 + 73736569 = 11018^2 + 8587^2 .

It is a cyclic number.

It is not a de Polignac number, because 195132893 - 2⁶ = 195132829 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 195132893.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (195132823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97566446 + 97566447.

It is an arithmetic number, because the mean of its divisors is an integer number (97566447).

Almost surely, 2^195132893 is an apocalyptic number.

It is an amenable number.

195132893 is a deficient number, since it is larger than the sum of its proper divisors (1).

195132893 is an equidigital number, since it uses as much as digits as its factorization.

195132893 is an evil number, because the sum of its binary digits is even.

The product of its digits is 58320, while the sum is 41.

The square root of 195132893 is about 13968.9975660389. The cubic root of 195132893 is about 580.0207017977.

The spelling of 195132893 in words is "one hundred ninety-five million, one hundred thirty-two thousand, eight hundred ninety-three".