150997793 has 16 divisors (see below), whose sum is σ = 159473664. Its totient is φ = 142813440.

The previous prime is 150997787. The next prime is 150997813. The reversal of 150997793 is 397799051.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 150997793 - 2⁶ = 150997729 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (150997193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 244421 + ... + 245037.

It is an arithmetic number, because the mean of its divisors is an integer number (9967104).

Almost surely, 2^150997793 is an apocalyptic number.

It is an amenable number.

150997793 is a deficient number, since it is larger than the sum of its proper divisors (8475871).

150997793 is a wasteful number, since it uses less digits than its factorization.

150997793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 832.

The product of its (nonzero) digits is 535815, while the sum is 50.

The square root of 150997793 is about 12288.1159255599. The cubic root of 150997793 is about 532.5048077916.

The spelling of 150997793 in words is "one hundred fifty million, nine hundred ninety-seven thousand, seven hundred ninety-three".