12924542 has 4 divisors (see below), whose sum is σ = 19386816. Its totient is φ = 6462270.

The previous prime is 12924529. The next prime is 12924547. The reversal of 12924542 is 24542921.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24542921 = 13 ⋅1887917.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12924547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3231134 + ... + 3231137.

It is an arithmetic number, because the mean of its divisors is an integer number (4846704).

Almost surely, 2^12924542 is an apocalyptic number.

12924542 is a deficient number, since it is larger than the sum of its proper divisors (6462274).

12924542 is an equidigital number, since it uses as much as digits as its factorization.

12924542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6462273.

The product of its digits is 5760, while the sum is 29.

The square root of 12924542 is about 3595.0719047051. The cubic root of 12924542 is about 234.6776446346.

The spelling of 12924542 in words is "twelve million, nine hundred twenty-four thousand, five hundred forty-two".