1149469 has 2 divisors, whose sum is σ = 1149470. Its totient is φ = 1149468.

The previous prime is 1149457. The next prime is 1149487. The reversal of 1149469 is 9649411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 700569 + 448900 = 837^2 + 670^2 .

It is a cyclic number.

It is not a de Polignac number, because 1149469 - 2⁷ = 1149341 is a prime.

It is a super-2 number, since 2×1149469² = 2642557963922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1149409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 574734 + 574735.

It is an arithmetic number, because the mean of its divisors is an integer number (574735).

2^1149469 is an apocalyptic number.

It is an amenable number.

1149469 is a deficient number, since it is larger than the sum of its proper divisors (1).

1149469 is an equidigital number, since it uses as much as digits as its factorization.

1149469 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776, while the sum is 34.

The square root of 1149469 is about 1072.1329208638. The cubic root of 1149469 is about 104.7528275259.

The spelling of 1149469 in words is "one million, one hundred forty-nine thousand, four hundred sixty-nine".