150721104 has 40 divisors (see below), whose sum is σ = 397653120. Its totient is φ = 49170688.

The previous prime is 150721079. The next prime is 150721117. The reversal of 150721104 is 401127051.

It is a happy number.

150721104 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 31149 + ... + 35660.

It is an arithmetic number, because the mean of its divisors is an integer number (9941328).

Almost surely, 2^150721104 is an apocalyptic number.

It is an amenable number.

150721104 is an abundant number, since it is smaller than the sum of its proper divisors (246932016).

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

150721104 is a wasteful number, since it uses less digits than its factorization.

150721104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66867 (or 66861 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 21.

The square root of 150721104 is about 12276.8523653256. The cubic root of 150721104 is about 532.1793542293.

Adding to 150721104 its reverse (401127051), we get a palindrome (551848155).

The spelling of 150721104 in words is "one hundred fifty million, seven hundred twenty-one thousand, one hundred four".