145132732 has 6 divisors (see below), whose sum is σ = 253982288. Its totient is φ = 72566364.

The previous prime is 145132699. The next prime is 145132739. The reversal of 145132732 is 237231541.

It is a self number, because there is not a number n which added to its sum of digits gives 145132732.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145132739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18141588 + ... + 18141595.

Almost surely, 2^145132732 is an apocalyptic number.

It is an amenable number.

145132732 is a deficient number, since it is larger than the sum of its proper divisors (108849556).

145132732 is a wasteful number, since it uses less digits than its factorization.

145132732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36283187 (or 36283185 counting only the distinct ones).

The product of its digits is 5040, while the sum is 28.

The square root of 145132732 is about 12047.1047144117. The cubic root of 145132732 is about 525.5190416309.

The spelling of 145132732 in words is "one hundred forty-five million, one hundred thirty-two thousand, seven hundred thirty-two".