63457453 has 2 divisors, whose sum is σ = 63457454. Its totient is φ = 63457452.

The previous prime is 63457451. The next prime is 63457477. The reversal of 63457453 is 35475436.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 63393444 + 64009 = 7962^2 + 253^2 .

It is a cyclic number.

It is not a de Polignac number, because 63457453 - 2¹ = 63457451 is a prime.

Together with 63457451, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63457451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31728726 + 31728727.

It is an arithmetic number, because the mean of its divisors is an integer number (31728727).

Almost surely, 2^63457453 is an apocalyptic number.

It is an amenable number.

63457453 is a deficient number, since it is larger than the sum of its proper divisors (1).

63457453 is an equidigital number, since it uses as much as digits as its factorization.

63457453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 151200, while the sum is 37.

The square root of 63457453 is about 7966.0186417055. The cubic root of 63457453 is about 398.8664846415.

The spelling of 63457453 in words is "sixty-three million, four hundred fifty-seven thousand, four hundred fifty-three".