151213889 has 2 divisors, whose sum is σ = 151213890. Its totient is φ = 151213888.

The previous prime is 151213871. The next prime is 151213897. The reversal of 151213889 is 988312151.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 109830400 + 41383489 = 10480^2 + 6433^2 .

It is a cyclic number.

It is not a de Polignac number, because 151213889 - 2²⁰ = 150165313 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (151213789) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75606944 + 75606945.

It is an arithmetic number, because the mean of its divisors is an integer number (75606945).

Almost surely, 2^151213889 is an apocalyptic number.

It is an amenable number.

151213889 is a deficient number, since it is larger than the sum of its proper divisors (1).

151213889 is an equidigital number, since it uses as much as digits as its factorization.

151213889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17280, while the sum is 38.

The square root of 151213889 is about 12296.9056676873. The cubic root of 151213889 is about 532.7587128460.

The spelling of 151213889 in words is "one hundred fifty-one million, two hundred thirteen thousand, eight hundred eighty-nine".