154322159 has 2 divisors, whose sum is σ = 154322160. Its totient is φ = 154322158.

The previous prime is 154322101. The next prime is 154322171. The reversal of 154322159 is 951223451.

It is a strong prime.

It is an emirp because it is prime and its reverse (951223451) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-154322159 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (154322059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77161079 + 77161080.

It is an arithmetic number, because the mean of its divisors is an integer number (77161080).

Almost surely, 2^154322159 is an apocalyptic number.

154322159 is a deficient number, since it is larger than the sum of its proper divisors (1).

154322159 is an equidigital number, since it uses as much as digits as its factorization.

154322159 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10800, while the sum is 32.

The square root of 154322159 is about 12422.6470206635. The cubic root of 154322159 is about 536.3843485503.

The spelling of 154322159 in words is "one hundred fifty-four million, three hundred twenty-two thousand, one hundred fifty-nine".