14491553 has 2 divisors, whose sum is σ = 14491554. Its totient is φ = 14491552.

The previous prime is 14491549. The next prime is 14491579. The reversal of 14491553 is 35519441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12730624 + 1760929 = 3568^2 + 1327^2 .

It is a cyclic number.

It is not a de Polignac number, because 14491553 - 2² = 14491549 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (14491583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7245776 + 7245777.

It is an arithmetic number, because the mean of its divisors is an integer number (7245777).

Almost surely, 2^14491553 is an apocalyptic number.

It is an amenable number.

14491553 is a deficient number, since it is larger than the sum of its proper divisors (1).

14491553 is an equidigital number, since it uses as much as digits as its factorization.

14491553 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10800, while the sum is 32.

The square root of 14491553 is about 3806.7772459129. Note that the first 3 decimals coincide. The cubic root of 14491553 is about 243.8025871199.

The spelling of 14491553 in words is "fourteen million, four hundred ninety-one thousand, five hundred fifty-three".