144597136 has 20 divisors (see below), whose sum is σ = 292338432. Its totient is φ = 69154976.

The previous prime is 144597133. The next prime is 144597139. The reversal of 144597136 is 631795441.

144597136 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (144597133) and next prime (144597139).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144597133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 196096 + ... + 196831.

Almost surely, 2^144597136 is an apocalyptic number.

144597136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

144597136 is an abundant number, since it is smaller than the sum of its proper divisors (147741296).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

144597136 is a wasteful number, since it uses less digits than its factorization.

144597136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392958 (or 392952 counting only the distinct ones).

The product of its digits is 90720, while the sum is 40.

The square root of 144597136 is about 12024.8549263598. The cubic root of 144597136 is about 524.8717884952.

The spelling of 144597136 in words is "one hundred forty-four million, five hundred ninety-seven thousand, one hundred thirty-six".