146993525 has 12 divisors (see below), whose sum is σ = 208311072. Its totient is φ = 100795440.

The previous prime is 146993507. The next prime is 146993527. The reversal of 146993525 is 525399641.

146993525 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 146993525 - 2⁸ = 146993269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146993527) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 419807 + ... + 420156.

It is an arithmetic number, because the mean of its divisors is an integer number (17359256).

Almost surely, 2^146993525 is an apocalyptic number.

It is an amenable number.

146993525 is a deficient number, since it is larger than the sum of its proper divisors (61317547).

146993525 is an equidigital number, since it uses as much as digits as its factorization.

146993525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 839980 (or 839975 counting only the distinct ones).

The product of its digits is 291600, while the sum is 44.

The square root of 146993525 is about 12124.0886255421. The cubic root of 146993525 is about 527.7554597724.

The spelling of 146993525 in words is "one hundred forty-six million, nine hundred ninety-three thousand, five hundred twenty-five".