145653934 has 16 divisors (see below), whose sum is σ = 225939456. Its totient is φ = 70349400.

The previous prime is 145653923. The next prime is 145653953. The reversal of 145653934 is 439356541.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38299 + ... + 41929.

It is an arithmetic number, because the mean of its divisors is an integer number (14121216).

Almost surely, 2^145653934 is an apocalyptic number.

145653934 is a deficient number, since it is larger than the sum of its proper divisors (80285522).

145653934 is a wasteful number, since it uses less digits than its factorization.

145653934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4311.

The product of its digits is 194400, while the sum is 40.

The square root of 145653934 is about 12068.7171646368. The cubic root of 145653934 is about 526.1473730097.

The spelling of 145653934 in words is "one hundred forty-five million, six hundred fifty-three thousand, nine hundred thirty-four".