146525039 has 2 divisors, whose sum is σ = 146525040. Its totient is φ = 146525038.

The previous prime is 146525033. The next prime is 146525059. The reversal of 146525039 is 930525641.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 146525039 - 2⁸ = 146524783 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146525033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73262519 + 73262520.

It is an arithmetic number, because the mean of its divisors is an integer number (73262520).

Almost surely, 2^146525039 is an apocalyptic number.

146525039 is a deficient number, since it is larger than the sum of its proper divisors (1).

146525039 is an equidigital number, since it uses as much as digits as its factorization.

146525039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32400, while the sum is 35.

The square root of 146525039 is about 12104.7527442736. The cubic root of 146525039 is about 527.1941897482.

It can be divided in two parts, 14652 and 5039, that added together give a palindrome (19691).

The spelling of 146525039 in words is "one hundred forty-six million, five hundred twenty-five thousand, thirty-nine".