151466591 has 2 divisors, whose sum is σ = 151466592. Its totient is φ = 151466590.

The previous prime is 151466563. The next prime is 151466657. The reversal of 151466591 is 195664151.

151466591 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-151466591 is a prime.

It is a super-2 number, since 2×151466591² = 45884256378322562, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151466551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75733295 + 75733296.

It is an arithmetic number, because the mean of its divisors is an integer number (75733296).

Almost surely, 2^151466591 is an apocalyptic number.

151466591 is a deficient number, since it is larger than the sum of its proper divisors (1).

151466591 is an equidigital number, since it uses as much as digits as its factorization.

151466591 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32400, while the sum is 38.

The square root of 151466591 is about 12307.1764024085. The cubic root of 151466591 is about 533.0553219895.

The spelling of 151466591 in words is "one hundred fifty-one million, four hundred sixty-six thousand, five hundred ninety-one".