145537984 has 14 divisors (see below), whose sum is σ = 288802064. Its totient is φ = 72768960.

The previous prime is 145537961. The next prime is 145537993. The reversal of 145537984 is 489735541.

It is a congruent number.

It is an unprimeable number.

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, 1136952 + ... + 1137079.

Almost surely, 2^145537984 is an apocalyptic number.

It is an amenable number.

145537984 is a deficient number, since it is larger than the sum of its proper divisors (143264080).

145537984 is an equidigital number, since it uses as much as digits as its factorization.

145537984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2274043 (or 2274033 counting only the distinct ones).

The product of its digits is 604800, while the sum is 46.

The square root of 145537984 is about 12063.9124665259. The cubic root of 145537984 is about 526.0077201082.

The spelling of 145537984 in words is "one hundred forty-five million, five hundred thirty-seven thousand, nine hundred eighty-four".