12545726 has 4 divisors (see below), whose sum is σ = 18818592. Its totient is φ = 6272862.

The previous prime is 12545717. The next prime is 12545747. The reversal of 12545726 is 62754521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 62754521 = 29 ⋅2163949.

It is a junction number, because it is equal to n+sod(n) for n = 12545692 and 12545701.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3136430 + ... + 3136433.

It is an arithmetic number, because the mean of its divisors is an integer number (4704648).

Almost surely, 2^12545726 is an apocalyptic number.

12545726 is a deficient number, since it is larger than the sum of its proper divisors (6272866).

12545726 is an equidigital number, since it uses as much as digits as its factorization.

12545726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6272865.

The product of its digits is 16800, while the sum is 32.

The square root of 12545726 is about 3541.9946357949. The cubic root of 12545726 is about 232.3620857035.

The spelling of 12545726 in words is "twelve million, five hundred forty-five thousand, seven hundred twenty-six".