12134390 has 8 divisors (see below), whose sum is σ = 21841920. Its totient is φ = 4853752.

The previous prime is 12134389. The next prime is 12134417. The reversal of 12134390 is 9343121.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 606710 + ... + 606729.

It is an arithmetic number, because the mean of its divisors is an integer number (2730240).

Almost surely, 2^12134390 is an apocalyptic number.

12134390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12134390 is a deficient number, since it is larger than the sum of its proper divisors (9707530).

12134390 is a wasteful number, since it uses less digits than its factorization.

12134390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1213446.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 12134390 is about 3483.4451337720. The cubic root of 12134390 is about 229.7943341069.

The spelling of 12134390 in words is "twelve million, one hundred thirty-four thousand, three hundred ninety".