63561297 has 8 divisors (see below), whose sum is σ = 84934080. Its totient is φ = 42281360.

The previous prime is 63561271. The next prime is 63561299. The reversal of 63561297 is 79216536.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 63561297 - 2¹² = 63557201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63561299) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21597 + ... + 24362.

It is an arithmetic number, because the mean of its divisors is an integer number (10616760).

Almost surely, 2^63561297 is an apocalyptic number.

It is an amenable number.

63561297 is a deficient number, since it is larger than the sum of its proper divisors (21372783).

63561297 is a wasteful number, since it uses less digits than its factorization.

63561297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46423.

The product of its digits is 68040, while the sum is 39.

The square root of 63561297 is about 7972.5339133804. The cubic root of 63561297 is about 399.0839390992.

The spelling of 63561297 in words is "sixty-three million, five hundred sixty-one thousand, two hundred ninety-seven".