146657023 has 2 divisors, whose sum is σ = 146657024. Its totient is φ = 146657022.

The previous prime is 146657009. The next prime is 146657051. The reversal of 146657023 is 320756641.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 146657023 - 2²¹ = 144559871 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 146657023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146657053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73328511 + 73328512.

It is an arithmetic number, because the mean of its divisors is an integer number (73328512).

Almost surely, 2^146657023 is an apocalyptic number.

146657023 is a deficient number, since it is larger than the sum of its proper divisors (1).

146657023 is an equidigital number, since it uses as much as digits as its factorization.

146657023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 146657023 is about 12110.2032600613. The cubic root of 146657023 is about 527.3524341840.

The spelling of 146657023 in words is "one hundred forty-six million, six hundred fifty-seven thousand, twenty-three".