12586954 has 4 divisors (see below), whose sum is σ = 18880434. Its totient is φ = 6293476.

The previous prime is 12586913. The next prime is 12586963. The reversal of 12586954 is 45968521.

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

It can be written as a sum of positive squares in only one way, i.e., 7645225 + 4941729 = 2765^2 + 2223^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3146737 + ... + 3146740.

Almost surely, 2^12586954 is an apocalyptic number.

12586954 is a deficient number, since it is larger than the sum of its proper divisors (6293480).

12586954 is an equidigital number, since it uses as much as digits as its factorization.

12586954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6293479.

The product of its digits is 86400, while the sum is 40.

The square root of 12586954 is about 3547.8097468720. The cubic root of 12586954 is about 232.6163382775.

The spelling of 12586954 in words is "twelve million, five hundred eighty-six thousand, nine hundred fifty-four".