146280697 has 2 divisors, whose sum is σ = 146280698. Its totient is φ = 146280696.

The previous prime is 146280691. The next prime is 146280709. The reversal of 146280697 is 796082641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 91757241 + 54523456 = 9579^2 + 7384^2 .

It is an emirp because it is prime and its reverse (796082641) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 146280697 - 2⁷ = 146280569 is a prime.

It is not a weakly prime, because it can be changed into another prime (146280691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73140348 + 73140349.

It is an arithmetic number, because the mean of its divisors is an integer number (73140349).

Almost surely, 2^146280697 is an apocalyptic number.

It is an amenable number.

146280697 is a deficient number, since it is larger than the sum of its proper divisors (1).

146280697 is an equidigital number, since it uses as much as digits as its factorization.

146280697 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 43.

The square root of 146280697 is about 12094.6557206065. The cubic root of 146280697 is about 526.9009808117.

The spelling of 146280697 in words is "one hundred forty-six million, two hundred eighty thousand, six hundred ninety-seven".