4780453 has 2 divisors, whose sum is σ = 4780454. Its totient is φ = 4780452.

The previous prime is 4780429. The next prime is 4780459. The reversal of 4780453 is 3540874.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2712609 + 2067844 = 1647^2 + 1438^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4780453 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4780459) 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, 2390226 + 2390227.

It is an arithmetic number, because the mean of its divisors is an integer number (2390227).

Almost surely, 2^4780453 is an apocalyptic number.

It is an amenable number.

4780453 is a deficient number, since it is larger than the sum of its proper divisors (1).

4780453 is an equidigital number, since it uses as much as digits as its factorization.

4780453 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 31.

The square root of 4780453 is about 2186.4247071418. The cubic root of 4780453 is about 168.4572412761.

The spelling of 4780453 in words is "four million, seven hundred eighty thousand, four hundred fifty-three".