12501494 has 32 divisors (see below), whose sum is σ = 21254400. Its totient is φ = 5483520.

The previous prime is 12501491. The next prime is 12501497. The reversal of 12501494 is 49410521.

12501494 = T₄₉₂ + T₄₉₃ + ... + T₅₇₈.

It is an interprime number because it is at equal distance from previous prime (12501491) and next prime (12501497).

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12501491) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30362 + ... + 30770.

It is an arithmetic number, because the mean of its divisors is an integer number (664200).

Almost surely, 2^12501494 is an apocalyptic number.

12501494 is a deficient number, since it is larger than the sum of its proper divisors (8752906).

12501494 is a wasteful number, since it uses less digits than its factorization.

12501494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 488.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 12501494 is about 3535.7451831262. The cubic root of 12501494 is about 232.0886873573.

It can be divided in two parts, 1250 and 1494, that added together give a cube (2744 = 14³).

The spelling of 12501494 in words is "twelve million, five hundred one thousand, four hundred ninety-four".