150249823 has 4 divisors (see below), whose sum is σ = 156782448. Its totient is φ = 143717200.

The previous prime is 150249797. The next prime is 150249829. The reversal of 150249823 is 328942051.

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

It is a cyclic number.

It is not a de Polignac number, because 150249823 - 2¹⁷ = 150118751 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150249829) 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, 3266278 + ... + 3266323.

It is an arithmetic number, because the mean of its divisors is an integer number (39195612).

Almost surely, 2^150249823 is an apocalyptic number.

150249823 is a deficient number, since it is larger than the sum of its proper divisors (6532625).

150249823 is an equidigital number, since it uses as much as digits as its factorization.

150249823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6532624.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 150249823 is about 12257.6434521485. The cubic root of 150249823 is about 531.6240949306.

The spelling of 150249823 in words is "one hundred fifty million, two hundred forty-nine thousand, eight hundred twenty-three".