150423551 has 8 divisors (see below), whose sum is σ = 163801200. Its totient is φ = 137592000.

The previous prime is 150423529. The next prime is 150423557. The reversal of 150423551 is 155324051.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-150423551 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 150423551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150423557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135950 + ... + 137051.

It is an arithmetic number, because the mean of its divisors is an integer number (20475150).

Almost surely, 2^150423551 is an apocalyptic number.

150423551 is a deficient number, since it is larger than the sum of its proper divisors (13377649).

150423551 is a wasteful number, since it uses less digits than its factorization.

150423551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273049.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 150423551 is about 12264.7279219720. The cubic root of 150423551 is about 531.8289147326.

The spelling of 150423551 in words is "one hundred fifty million, four hundred twenty-three thousand, five hundred fifty-one".