150643387 has 2 divisors, whose sum is σ = 150643388. Its totient is φ = 150643386.

The previous prime is 150643379. The next prime is 150643421. The reversal of 150643387 is 783346051.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 150643387 - 2³ = 150643379 is a prime.

It is not a weakly prime, because it can be changed into another prime (150640387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75321693 + 75321694.

It is an arithmetic number, because the mean of its divisors is an integer number (75321694).

Almost surely, 2^150643387 is an apocalyptic number.

150643387 is a deficient number, since it is larger than the sum of its proper divisors (1).

150643387 is an equidigital number, since it uses as much as digits as its factorization.

150643387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 150643387 is about 12273.6867729301. The cubic root of 150643387 is about 532.0878684927.

The spelling of 150643387 in words is "one hundred fifty million, six hundred forty-three thousand, three hundred eighty-seven".