150505387 has 2 divisors, whose sum is σ = 150505388. Its totient is φ = 150505386.

The previous prime is 150505367. The next prime is 150505393. The reversal of 150505387 is 783505051.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 150505387 - 2⁷ = 150505259 is a prime.

It is not a weakly prime, because it can be changed into another prime (150505337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75252693 + 75252694.

It is an arithmetic number, because the mean of its divisors is an integer number (75252694).

Almost surely, 2^150505387 is an apocalyptic number.

150505387 is a deficient number, since it is larger than the sum of its proper divisors (1).

150505387 is an equidigital number, since it uses as much as digits as its factorization.

150505387 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21000, while the sum is 34.

The square root of 150505387 is about 12268.0637021496. The cubic root of 150505387 is about 531.9253421437.

The spelling of 150505387 in words is "one hundred fifty million, five hundred five thousand, three hundred eighty-seven".