151816879 has 2 divisors, whose sum is σ = 151816880. Its totient is φ = 151816878.

The previous prime is 151816867. The next prime is 151816913. The reversal of 151816879 is 978618151.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 151816879 - 2⁹ = 151816367 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151816829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75908439 + 75908440.

It is an arithmetic number, because the mean of its divisors is an integer number (75908440).

Almost surely, 2^151816879 is an apocalyptic number.

151816879 is a deficient number, since it is larger than the sum of its proper divisors (1).

151816879 is an equidigital number, since it uses as much as digits as its factorization.

151816879 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 46.

The square root of 151816879 is about 12321.3992306069. The cubic root of 151816879 is about 533.4659276661.

The spelling of 151816879 in words is "one hundred fifty-one million, eight hundred sixteen thousand, eight hundred seventy-nine".