63045451 has 4 divisors (see below), whose sum is σ = 72051952. Its totient is φ = 54038952.

The previous prime is 63045443. The next prime is 63045457. The reversal of 63045451 is 15454036.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 63045451 - 2³ = 63045443 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63045457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4503240 + ... + 4503253.

It is an arithmetic number, because the mean of its divisors is an integer number (18012988).

Almost surely, 2^63045451 is an apocalyptic number.

63045451 is a deficient number, since it is larger than the sum of its proper divisors (9006501).

63045451 is an equidigital number, since it uses as much as digits as its factorization.

63045451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9006500.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 63045451 is about 7940.1165608573. The cubic root of 63045451 is about 398.0013867447.

Adding to 63045451 its reverse (15454036), we get a palindrome (78499487).

The spelling of 63045451 in words is "sixty-three million, forty-five thousand, four hundred fifty-one".