63775045 has 4 divisors (see below), whose sum is σ = 76530060. Its totient is φ = 51020032.

The previous prime is 63775043. The next prime is 63775051. The reversal of 63775045 is 54057736.

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

It can be written as a sum of positive squares in 2 ways, for example, as 9928801 + 53846244 = 3151^2 + 7338^2 .

It is a cyclic number.

It is not a de Polignac number, because 63775045 - 2¹ = 63775043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 63774995 and 63775013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63775043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6377500 + ... + 6377509.

It is an arithmetic number, because the mean of its divisors is an integer number (19132515).

Almost surely, 2^63775045 is an apocalyptic number.

It is an amenable number.

63775045 is a deficient number, since it is larger than the sum of its proper divisors (12755015).

63775045 is a wasteful number, since it uses less digits than its factorization.

63775045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12755014.

The product of its (nonzero) digits is 88200, while the sum is 37.

The square root of 63775045 is about 7985.9279360635. The cubic root of 63775045 is about 399.5307935785.

The spelling of 63775045 in words is "sixty-three million, seven hundred seventy-five thousand, forty-five".