150551061 has 4 divisors (see below), whose sum is σ = 200734752. Its totient is φ = 100367372.

The previous prime is 150551059. The next prime is 150551087. The reversal of 150551061 is 160155051.

150551061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 150551061 - 2¹ = 150551059 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150551161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25091841 + ... + 25091846.

It is an arithmetic number, because the mean of its divisors is an integer number (50183688).

Almost surely, 2^150551061 is an apocalyptic number.

It is an amenable number.

150551061 is a deficient number, since it is larger than the sum of its proper divisors (50183691).

150551061 is an equidigital number, since it uses as much as digits as its factorization.

150551061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50183690.

The product of its (nonzero) digits is 750, while the sum is 24.

The square root of 150551061 is about 12269.9250608958. The cubic root of 150551061 is about 531.9791446495.

The spelling of 150551061 in words is "one hundred fifty million, five hundred fifty-one thousand, sixty-one".