150525121 has 4 divisors (see below), whose sum is σ = 151448752. Its totient is φ = 149601492.

The previous prime is 150525103. The next prime is 150525149. The reversal of 150525121 is 121525051.

It is a happy number.

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 150525121 - 2⁹ = 150524609 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 150525092 and 150525101.

It is not an unprimeable number, because it can be changed into a prime (150525421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 461571 + ... + 461896.

It is an arithmetic number, because the mean of its divisors is an integer number (37862188).

Almost surely, 2^150525121 is an apocalyptic number.

It is an amenable number.

150525121 is a deficient number, since it is larger than the sum of its proper divisors (923631).

150525121 is an equidigital number, since it uses as much as digits as its factorization.

150525121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 923630.

The product of its (nonzero) digits is 500, while the sum is 22.

The square root of 150525121 is about 12268.8679591884. The cubic root of 150525121 is about 531.9485894975.

The spelling of 150525121 in words is "one hundred fifty million, five hundred twenty-five thousand, one hundred twenty-one".