144115734 has 16 divisors (see below), whose sum is σ = 329407488. Its totient is φ = 41175912.

The previous prime is 144115679. The next prime is 144115781. The reversal of 144115734 is 437511441.

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, 1715622 + ... + 1715705.

It is an arithmetic number, because the mean of its divisors is an integer number (20587968).

Almost surely, 2^144115734 is an apocalyptic number.

144115734 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

144115734 is an abundant number, since it is smaller than the sum of its proper divisors (185291754).

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

144115734 is a wasteful number, since it uses less digits than its factorization.

144115734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3431339.

The product of its digits is 6720, while the sum is 30.

The square root of 144115734 is about 12004.8212814685. The cubic root of 144115734 is about 524.2886620193.

The spelling of 144115734 in words is "one hundred forty-four million, one hundred fifteen thousand, seven hundred thirty-four".