150775399 has 2 divisors, whose sum is σ = 150775400. Its totient is φ = 150775398.

The previous prime is 150775369. The next prime is 150775403. The reversal of 150775399 is 993577051.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-150775399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (150775349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75387699 + 75387700.

It is an arithmetic number, because the mean of its divisors is an integer number (75387700).

Almost surely, 2^150775399 is an apocalyptic number.

150775399 is a deficient number, since it is larger than the sum of its proper divisors (1).

150775399 is an equidigital number, since it uses as much as digits as its factorization.

150775399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 297675, while the sum is 46.

The square root of 150775399 is about 12279.0634414845. The cubic root of 150775399 is about 532.2432497475.

The spelling of 150775399 in words is "one hundred fifty million, seven hundred seventy-five thousand, three hundred ninety-nine".