151520333873 has 2 divisors, whose sum is σ = 151520333874. Its totient is φ = 151520333872.

The previous prime is 151520333849. The next prime is 151520333879. The reversal of 151520333873 is 378333025151.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 91015649344 + 60504684529 = 301688^2 + 245977^2 .

It is a cyclic number.

It is not a de Polignac number, because 151520333873 - 2²⁰ = 151519285297 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 151520333873.

It is not a weakly prime, because it can be changed into another prime (151520333879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75760166936 + 75760166937.

It is an arithmetic number, because the mean of its divisors is an integer number (75760166937).

Almost surely, 2^151520333873 is an apocalyptic number.

It is an amenable number.

151520333873 is a deficient number, since it is larger than the sum of its proper divisors (1).

151520333873 is an equidigital number, since it uses as much as digits as its factorization.

151520333873 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 226800, while the sum is 41.

The spelling of 151520333873 in words is "one hundred fifty-one billion, five hundred twenty million, three hundred thirty-three thousand, eight hundred seventy-three".