12134749 has 8 divisors (see below), whose sum is σ = 13934880. Its totient is φ = 10450800.

The previous prime is 12134743. The next prime is 12134807. The reversal of 12134749 is 94743121.

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 12134749 - 2³ = 12134741 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12134749.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12134741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28822 + ... + 29239.

It is an arithmetic number, because the mean of its divisors is an integer number (1741860).

Almost surely, 2^12134749 is an apocalyptic number.

12134749 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

12134749 is a deficient number, since it is larger than the sum of its proper divisors (1800131).

12134749 is a wasteful number, since it uses less digits than its factorization.

12134749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58091.

The product of its digits is 6048, while the sum is 31.

The square root of 12134749 is about 3483.4966628375. The cubic root of 12134749 is about 229.7966002654.

The spelling of 12134749 in words is "twelve million, one hundred thirty-four thousand, seven hundred forty-nine".