150568897 has 2 divisors, whose sum is σ = 150568898. Its totient is φ = 150568896.

The previous prime is 150568867. The next prime is 150568903. The reversal of 150568897 is 798865051.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 141514816 + 9054081 = 11896^2 + 3009^2 .

It is a cyclic number.

It is not a de Polignac number, because 150568897 - 2²³ = 142180289 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 150568897.

It is not a weakly prime, because it can be changed into another prime (150568807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75284448 + 75284449.

It is an arithmetic number, because the mean of its divisors is an integer number (75284449).

Almost surely, 2^150568897 is an apocalyptic number.

It is an amenable number.

150568897 is a deficient number, since it is larger than the sum of its proper divisors (1).

150568897 is an equidigital number, since it uses as much as digits as its factorization.

150568897 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 604800, while the sum is 49.

The square root of 150568897 is about 12270.6518571753. The cubic root of 150568897 is about 532.0001519305. Note that the first 3 decimals are identical.

The spelling of 150568897 in words is "one hundred fifty million, five hundred sixty-eight thousand, eight hundred ninety-seven".