14780453 has 2 divisors, whose sum is σ = 14780454. Its totient is φ = 14780452.

The previous prime is 14780449. The next prime is 14780489. The reversal of 14780453 is 35408741.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13380964 + 1399489 = 3658^2 + 1183^2 .

It is a cyclic number.

It is not a de Polignac number, because 14780453 - 2² = 14780449 is a prime.

It is a super-4 number, since 4×14780453⁴ (a number of 30 digits) contains 4444 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14780413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7390226 + 7390227.

It is an arithmetic number, because the mean of its divisors is an integer number (7390227).

Almost surely, 2^14780453 is an apocalyptic number.

It is an amenable number.

14780453 is a deficient number, since it is larger than the sum of its proper divisors (1).

14780453 is an equidigital number, since it uses as much as digits as its factorization.

14780453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 14780453 is about 3844.5354725896. The cubic root of 14780453 is about 245.4120678998.

The spelling of 14780453 in words is "fourteen million, seven hundred eighty thousand, four hundred fifty-three".