12500734 has 4 divisors (see below), whose sum is σ = 18751104. Its totient is φ = 6250366.

The previous prime is 12500693. The next prime is 12500749. The reversal of 12500734 is 43700521.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3125182 + ... + 3125185.

It is an arithmetic number, because the mean of its divisors is an integer number (4687776).

Almost surely, 2^12500734 is an apocalyptic number.

12500734 is a deficient number, since it is larger than the sum of its proper divisors (6250370).

12500734 is an equidigital number, since it uses as much as digits as its factorization.

12500734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6250369.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 12500734 is about 3535.6377076844. The cubic root of 12500734 is about 232.0839841600.

The spelling of 12500734 in words is "twelve million, five hundred thousand, seven hundred thirty-four".