195157363 has 2 divisors, whose sum is σ = 195157364. Its totient is φ = 195157362.

The previous prime is 195157283. The next prime is 195157367. The reversal of 195157363 is 363751591.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 195157363 - 2⁹ = 195156851 is a prime.

It is a super-2 number, since 2×195157363² = 76172792666227538, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (195157367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97578681 + 97578682.

It is an arithmetic number, because the mean of its divisors is an integer number (97578682).

Almost surely, 2^195157363 is an apocalyptic number.

195157363 is a deficient number, since it is larger than the sum of its proper divisors (1).

195157363 is an equidigital number, since it uses as much as digits as its factorization.

195157363 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 85050, while the sum is 40.

The square root of 195157363 is about 13969.8734067278. The cubic root of 195157363 is about 580.0449459818.

The spelling of 195157363 in words is "one hundred ninety-five million, one hundred fifty-seven thousand, three hundred sixty-three".