144157604 has 6 divisors (see below), whose sum is σ = 252275814. Its totient is φ = 72078800.

The previous prime is 144157597. The next prime is 144157609. The reversal of 144157604 is 406751441.

144157604 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 134560000 + 9597604 = 11600^2 + 3098^2 .

It is not an unprimeable number, because it can be changed into a prime (144157609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18019697 + ... + 18019704.

It is an arithmetic number, because the mean of its divisors is an integer number (42045969).

Almost surely, 2^144157604 is an apocalyptic number.

It is an amenable number.

144157604 is a deficient number, since it is larger than the sum of its proper divisors (108118210).

144157604 is a wasteful number, since it uses less digits than its factorization.

144157604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36039405 (or 36039403 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 144157604 is about 12006.5650375118. The cubic root of 144157604 is about 524.3394310323.

The spelling of 144157604 in words is "one hundred forty-four million, one hundred fifty-seven thousand, six hundred four".