12923457 has 8 divisors (see below), whose sum is σ = 17287584. Its totient is φ = 8587488.

The previous prime is 12923453. The next prime is 12923461. The reversal of 12923457 is 75432921.

It is an interprime number because it is at equal distance from previous prime (12923453) and next prime (12923461).

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

It is not a de Polignac number, because 12923457 - 2² = 12923453 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12923453) 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, 5943 + ... + 7820.

It is an arithmetic number, because the mean of its divisors is an integer number (2160948).

Almost surely, 2^12923457 is an apocalyptic number.

It is an amenable number.

12923457 is a deficient number, since it is larger than the sum of its proper divisors (4364127).

12923457 is a wasteful number, since it uses less digits than its factorization.

12923457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14079.

The product of its digits is 15120, while the sum is 33.

The square root of 12923457 is about 3594.9210005228. The cubic root of 12923457 is about 234.6710774807.

The spelling of 12923457 in words is "twelve million, nine hundred twenty-three thousand, four hundred fifty-seven".