1154159 has 2 divisors, whose sum is σ = 1154160. Its totient is φ = 1154158.

The previous prime is 1154129. The next prime is 1154173. The reversal of 1154159 is 9514511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1154159 - 2¹² = 1150063 is a prime.

It is a plaindrome in base 12.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1154119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 577079 + 577080.

It is an arithmetic number, because the mean of its divisors is an integer number (577080).

2^1154159 is an apocalyptic number.

1154159 is a deficient number, since it is larger than the sum of its proper divisors (1).

1154159 is an equidigital number, since it uses as much as digits as its factorization.

1154159 is an evil number, because the sum of its binary digits is even.

The product of its digits is 900, while the sum is 26.

The square root of 1154159 is about 1074.3179231494. The cubic root of 1154159 is about 104.8951031019.

The spelling of 1154159 in words is "one million, one hundred fifty-four thousand, one hundred fifty-nine".