195542467 has 2 divisors, whose sum is σ = 195542468. Its totient is φ = 195542466.

The previous prime is 195542441. The next prime is 195542507. The reversal of 195542467 is 764245591.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-195542467 is a prime.

It is not a weakly prime, because it can be changed into another prime (195549467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97771233 + 97771234.

It is an arithmetic number, because the mean of its divisors is an integer number (97771234).

Almost surely, 2^195542467 is an apocalyptic number.

195542467 is a deficient number, since it is larger than the sum of its proper divisors (1).

195542467 is an equidigital number, since it uses as much as digits as its factorization.

195542467 is an evil number, because the sum of its binary digits is even.

The product of its digits is 302400, while the sum is 43.

The square root of 195542467 is about 13983.6499884687. The cubic root of 195542467 is about 580.4262295026.

The spelling of 195542467 in words is "one hundred ninety-five million, five hundred forty-two thousand, four hundred sixty-seven".