146253131 has 2 divisors, whose sum is σ = 146253132. Its totient is φ = 146253130.

The previous prime is 146253101. The next prime is 146253179. The reversal of 146253131 is 131352641.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-146253131 is a prime.

It is a super-2 number, since 2×146253131² = 42779956654606322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 146253131.

It is not a weakly prime, because it can be changed into another prime (146253101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73126565 + 73126566.

It is an arithmetic number, because the mean of its divisors is an integer number (73126566).

Almost surely, 2^146253131 is an apocalyptic number.

146253131 is a deficient number, since it is larger than the sum of its proper divisors (1).

146253131 is an equidigital number, since it uses as much as digits as its factorization.

146253131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2160, while the sum is 26.

The square root of 146253131 is about 12093.5160726730. The cubic root of 146253131 is about 526.8678812864.

The spelling of 146253131 in words is "one hundred forty-six million, two hundred fifty-three thousand, one hundred thirty-one".