1103434399 has 2 divisors, whose sum is σ = 1103434400. Its totient is φ = 1103434398.

The previous prime is 1103434391. The next prime is 1103434421. The reversal of 1103434399 is 9934343011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1103434399 - 2³ = 1103434391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1103434391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551717199 + 551717200.

It is an arithmetic number, because the mean of its divisors is an integer number (551717200).

Almost surely, 2^1103434399 is an apocalyptic number.

1103434399 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103434399 is an equidigital number, since it uses as much as digits as its factorization.

1103434399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34992, while the sum is 37.

The square root of 1103434399 is about 33217.9830664055. The cubic root of 1103434399 is about 1033.3533210725.

The spelling of 1103434399 in words is "one billion, one hundred three million, four hundred thirty-four thousand, three hundred ninety-nine".