1103434432 has 28 divisors (see below), whose sum is σ = 2192157160. Its totient is φ = 551079936.

The previous prime is 1103434421. The next prime is 1103434433. The reversal of 1103434432 is 2344343011.

It is a junction number, because it is equal to n+sod(n) for n = 1103434397 and 1103434406.

It is not an unprimeable number, because it can be changed into a prime (1103434433) 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, 48544 + ... + 67552.

Almost surely, 2^1103434432 is an apocalyptic number.

It is an amenable number.

1103434432 is a deficient number, since it is larger than the sum of its proper divisors (1088722728).

1103434432 is an equidigital number, since it uses as much as digits as its factorization.

1103434432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19928 (or 19918 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 1103434432 is about 33217.9835631244. The cubic root of 1103434432 is about 1033.3533313739.

Adding to 1103434432 its reverse (2344343011), we get a palindrome (3447777443).

The spelling of 1103434432 in words is "one billion, one hundred three million, four hundred thirty-four thousand, four hundred thirty-two".