151454893321 has 2 divisors, whose sum is σ = 151454893322. Its totient is φ = 151454893320.

The previous prime is 151454893309. The next prime is 151454893327. The reversal of 151454893321 is 123398454151.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 136186831225 + 15268062096 = 369035^2 + 123564^2 .

It is a cyclic number.

It is not a de Polignac number, because 151454893321 - 2³⁷ = 14015939849 is a prime.

It is not a weakly prime, because it can be changed into another prime (151454893327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75727446660 + 75727446661.

It is an arithmetic number, because the mean of its divisors is an integer number (75727446661).

Almost surely, 2^151454893321 is an apocalyptic number.

It is an amenable number.

151454893321 is a deficient number, since it is larger than the sum of its proper divisors (1).

151454893321 is an equidigital number, since it uses as much as digits as its factorization.

151454893321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 518400, while the sum is 46.

The spelling of 151454893321 in words is "one hundred fifty-one billion, four hundred fifty-four million, eight hundred ninety-three thousand, three hundred twenty-one".