1149859 has 2 divisors, whose sum is σ = 1149860. Its totient is φ = 1149858.

The previous prime is 1149857. The next prime is 1149881. The reversal of 1149859 is 9589411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1149859 - 2¹ = 1149857 is a prime.

Together with 1149857, it forms a pair of twin primes.

1149859 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (1149857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 574929 + 574930.

It is an arithmetic number, because the mean of its divisors is an integer number (574930).

2^1149859 is an apocalyptic number.

1149859 is a deficient number, since it is larger than the sum of its proper divisors (1).

1149859 is an equidigital number, since it uses as much as digits as its factorization.

1149859 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 37.

The square root of 1149859 is about 1072.3147858721. The cubic root of 1149859 is about 104.7646732805.

The spelling of 1149859 in words is "one million, one hundred forty-nine thousand, eight hundred fifty-nine".