1149459 has 4 divisors (see below), whose sum is σ = 1532616. Its totient is φ = 766304.

The previous prime is 1149457. The next prime is 1149469. The reversal of 1149459 is 9549411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9549411 = 3 ⋅3183137.

It is a cyclic number.

It is not a de Polignac number, because 1149459 - 2¹ = 1149457 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (1149457) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 191574 + ... + 191579.

It is an arithmetic number, because the mean of its divisors is an integer number (383154).

2^1149459 is an apocalyptic number.

1149459 is a deficient number, since it is larger than the sum of its proper divisors (383157).

1149459 is an equidigital number, since it uses as much as digits as its factorization.

1149459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383156.

The product of its digits is 6480, while the sum is 33.

The square root of 1149459 is about 1072.1282572528. The cubic root of 1149459 is about 104.7525237533.

The spelling of 1149459 in words is "one million, one hundred forty-nine thousand, four hundred fifty-nine".