12434903 has 8 divisors (see below), whose sum is σ = 13446048. Its totient is φ = 11431584.

The previous prime is 12434897. The next prime is 12434921. The reversal of 12434903 is 30943421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12434903 - 2⁴ = 12434887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12434953) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1601 + ... + 5237.

It is an arithmetic number, because the mean of its divisors is an integer number (1680756).

Almost surely, 2^12434903 is an apocalyptic number.

12434903 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

12434903 is a deficient number, since it is larger than the sum of its proper divisors (1011145).

12434903 is a wasteful number, since it uses less digits than its factorization.

12434903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3913.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 12434903 is about 3526.3157827965. The cubic root of 12434903 is about 231.6758689534.

The spelling of 12434903 in words is "twelve million, four hundred thirty-four thousand, nine hundred three".