1104431 has 2 divisors, whose sum is σ = 1104432. Its totient is φ = 1104430.

The previous prime is 1104427. The next prime is 1104449. The reversal of 1104431 is 1344011.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (1344011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1104431 - 2² = 1104427 is a prime.

It is a super-2 number, since 2×1104431² = 2439535667522, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1104491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552215 + 552216.

It is an arithmetic number, because the mean of its divisors is an integer number (552216).

2^1104431 is an apocalyptic number.

1104431 is a deficient number, since it is larger than the sum of its proper divisors (1).

1104431 is an equidigital number, since it uses as much as digits as its factorization.

1104431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1104431 is about 1050.9191215312. The cubic root of 1104431 is about 103.3664329159.

Adding to 1104431 its reverse (1344011), we get a palindrome (2448442).

The spelling of 1104431 in words is "one million, one hundred four thousand, four hundred thirty-one".