14545813 has 2 divisors, whose sum is σ = 14545814. Its totient is φ = 14545812.

The previous prime is 14545807. The next prime is 14545823. The reversal of 14545813 is 31854541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13965169 + 580644 = 3737^2 + 762^2 .

It is a cyclic number.

It is not a de Polignac number, because 14545813 - 2²¹ = 12448661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14545823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7272906 + 7272907.

It is an arithmetic number, because the mean of its divisors is an integer number (7272907).

Almost surely, 2^14545813 is an apocalyptic number.

It is an amenable number.

14545813 is a deficient number, since it is larger than the sum of its proper divisors (1).

14545813 is an equidigital number, since it uses as much as digits as its factorization.

14545813 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9600, while the sum is 31.

The square root of 14545813 is about 3813.8973504802. The cubic root of 14545813 is about 244.1064940943.

The spelling of 14545813 in words is "fourteen million, five hundred forty-five thousand, eight hundred thirteen".