12985354 has 4 divisors (see below), whose sum is σ = 19478034. Its totient is φ = 6492676.

The previous prime is 12985351. The next prime is 12985361. The reversal of 12985354 is 45358921.

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., 9272025 + 3713329 = 3045^2 + 1927^2 .

It is not an unprimeable number, because it can be changed into a prime (12985351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3246337 + ... + 3246340.

Almost surely, 2^12985354 is an apocalyptic number.

12985354 is a deficient number, since it is larger than the sum of its proper divisors (6492680).

12985354 is an equidigital number, since it uses as much as digits as its factorization.

12985354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6492679.

The product of its digits is 43200, while the sum is 37.

The square root of 12985354 is about 3603.5196683243. The cubic root of 12985354 is about 235.0451339295.

The spelling of 12985354 in words is "twelve million, nine hundred eighty-five thousand, three hundred fifty-four".