146895131 has 2 divisors, whose sum is σ = 146895132. Its totient is φ = 146895130.

The previous prime is 146895127. The next prime is 146895139. The reversal of 146895131 is 131598641.

It is a weak prime.

It is an emirp because it is prime and its reverse (131598641) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 146895131 - 2² = 146895127 is a prime.

It is a super-2 number, since 2×146895131² = 43156359023014322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (146895139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73447565 + 73447566.

It is an arithmetic number, because the mean of its divisors is an integer number (73447566).

Almost surely, 2^146895131 is an apocalyptic number.

146895131 is a deficient number, since it is larger than the sum of its proper divisors (1).

146895131 is an equidigital number, since it uses as much as digits as its factorization.

146895131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 38.

The square root of 146895131 is about 12120.0301567282. The cubic root of 146895131 is about 527.6376778010.

The spelling of 146895131 in words is "one hundred forty-six million, eight hundred ninety-five thousand, one hundred thirty-one".