13412458 has 4 divisors (see below), whose sum is σ = 20118690. Its totient is φ = 6706228.

The previous prime is 13412449. The next prime is 13412459. The reversal of 13412458 is 85421431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 85421431 = 2953 ⋅28927.

It can be written as a sum of positive squares in only one way, i.e., 13373649 + 38809 = 3657^2 + 197^2 .

It is not an unprimeable number, because it can be changed into a prime (13412459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3353113 + ... + 3353116.

Almost surely, 2^13412458 is an apocalyptic number.

13412458 is a deficient number, since it is larger than the sum of its proper divisors (6706232).

13412458 is an equidigital number, since it uses as much as digits as its factorization.

13412458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6706231.

The product of its digits is 3840, while the sum is 28.

The square root of 13412458 is about 3662.3022813525. The cubic root of 13412458 is about 237.5943588128.

Adding to 13412458 its reverse (85421431), we get a palindrome (98833889).

The spelling of 13412458 in words is "thirteen million, four hundred twelve thousand, four hundred fifty-eight".