144137634 has 64 divisors (see below), whose sum is σ = 306561024. Its totient is φ = 45130176.

The previous prime is 144137561. The next prime is 144137657. The reversal of 144137634 is 436731441.

144137634 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 144137595 and 144137604.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1134879 + ... + 1135005.

It is an arithmetic number, because the mean of its divisors is an integer number (4790016).

Almost surely, 2^144137634 is an apocalyptic number.

144137634 is an abundant number, since it is smaller than the sum of its proper divisors (162423390).

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

144137634 is a wasteful number, since it uses less digits than its factorization.

144137634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311.

The product of its digits is 24192, while the sum is 33.

The square root of 144137634 is about 12005.7333803479. The cubic root of 144137634 is about 524.3152178524.

The spelling of 144137634 in words is "one hundred forty-four million, one hundred thirty-seven thousand, six hundred thirty-four".