1154291 has 2 divisors, whose sum is σ = 1154292. Its totient is φ = 1154290.

The previous prime is 1154267. The next prime is 1154297. The reversal of 1154291 is 1924511.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1154291 - 2⁶ = 1154227 is a prime.

It is not a weakly prime, because it can be changed into another prime (1154297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 577145 + 577146.

It is an arithmetic number, because the mean of its divisors is an integer number (577146).

2^1154291 is an apocalyptic number.

1154291 is a deficient number, since it is larger than the sum of its proper divisors (1).

1154291 is an equidigital number, since it uses as much as digits as its factorization.

1154291 is an evil number, because the sum of its binary digits is even.

The product of its digits is 360, while the sum is 23.

The square root of 1154291 is about 1074.3793557212. The cubic root of 1154291 is about 104.8991018652.

The spelling of 1154291 in words is "one million, one hundred fifty-four thousand, two hundred ninety-one".