13446953 has 4 divisors (see below), whose sum is σ = 14481348. Its totient is φ = 12412560.

The previous prime is 13446931. The next prime is 13446977. The reversal of 13446953 is 35964431.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 35964431 = 5059 ⋅7109.

It can be written as a sum of positive squares in 2 ways, for example, as 1968409 + 11478544 = 1403^2 + 3388^2 .

It is a cyclic number.

It is not a de Polignac number, because 13446953 - 2¹² = 13442857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13496953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 517178 + ... + 517203.

It is an arithmetic number, because the mean of its divisors is an integer number (3620337).

Almost surely, 2^13446953 is an apocalyptic number.

13446953 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

13446953 is a deficient number, since it is larger than the sum of its proper divisors (1034395).

13446953 is a wasteful number, since it uses less digits than its factorization.

13446953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1034394.

The product of its digits is 38880, while the sum is 35.

The square root of 13446953 is about 3667.0087264690. The cubic root of 13446953 is about 237.7978711309.

The spelling of 13446953 in words is "thirteen million, four hundred forty-six thousand, nine hundred fifty-three".