150199697 has 2 divisors, whose sum is σ = 150199698. Its totient is φ = 150199696.

The previous prime is 150199669. The next prime is 150199727. The reversal of 150199697 is 796991051.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 118570321 + 31629376 = 10889^2 + 5624^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-150199697 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (150190697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75099848 + 75099849.

It is an arithmetic number, because the mean of its divisors is an integer number (75099849).

Almost surely, 2^150199697 is an apocalyptic number.

It is an amenable number.

150199697 is a deficient number, since it is larger than the sum of its proper divisors (1).

150199697 is an equidigital number, since it uses as much as digits as its factorization.

150199697 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 153090, while the sum is 47.

The square root of 150199697 is about 12255.5985981918. The cubic root of 150199697 is about 531.5649686195.

The spelling of 150199697 in words is "one hundred fifty million, one hundred ninety-nine thousand, six hundred ninety-seven".