150345779 has 4 divisors (see below), whose sum is σ = 156882576. Its totient is φ = 143808984.

The previous prime is 150345757. The next prime is 150345787. The reversal of 150345779 is 977543051.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 977543051 = 13567 ⋅72053.

It is a cyclic number.

It is not a de Polignac number, because 150345779 - 2¹² = 150341683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (150345749) 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, 3268364 + ... + 3268409.

It is an arithmetic number, because the mean of its divisors is an integer number (39220644).

Almost surely, 2^150345779 is an apocalyptic number.

150345779 is a deficient number, since it is larger than the sum of its proper divisors (6536797).

150345779 is an equidigital number, since it uses as much as digits as its factorization.

150345779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6536796.

The product of its (nonzero) digits is 132300, while the sum is 41.

The square root of 150345779 is about 12261.5569566022. The cubic root of 150345779 is about 531.7372435185.

The spelling of 150345779 in words is "one hundred fifty million, three hundred forty-five thousand, seven hundred seventy-nine".