654427159 has 2 divisors, whose sum is σ = 654427160. Its totient is φ = 654427158.

The previous prime is 654427139. The next prime is 654427187. The reversal of 654427159 is 951724456.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 654427159 - 2⁷ = 654427031 is a prime.

It is a super-2 number, since 2×654427159² = 856549812873622562, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (654427139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 327213579 + 327213580.

It is an arithmetic number, because the mean of its divisors is an integer number (327213580).

Almost surely, 2^654427159 is an apocalyptic number.

654427159 is a deficient number, since it is larger than the sum of its proper divisors (1).

654427159 is an equidigital number, since it uses as much as digits as its factorization.

654427159 is an evil number, because the sum of its binary digits is even.

The product of its digits is 302400, while the sum is 43.

The square root of 654427159 is about 25581.7739611623. The cubic root of 654427159 is about 868.2013127004.

The spelling of 654427159 in words is "six hundred fifty-four million, four hundred twenty-seven thousand, one hundred fifty-nine".