150155242 has 4 divisors (see below), whose sum is σ = 225232866. Its totient is φ = 75077620.

The previous prime is 150155209. The next prime is 150155303. The reversal of 150155242 is 242551051.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 146434201 + 3721041 = 12101^2 + 1929^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37538809 + ... + 37538812.

Almost surely, 2^150155242 is an apocalyptic number.

150155242 is a deficient number, since it is larger than the sum of its proper divisors (75077624).

150155242 is an equidigital number, since it uses as much as digits as its factorization.

150155242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75077623.

The product of its (nonzero) digits is 2000, while the sum is 25.

The square root of 150155242 is about 12253.7848030721. The cubic root of 150155242 is about 531.5125205500.

The spelling of 150155242 in words is "one hundred fifty million, one hundred fifty-five thousand, two hundred forty-two".