63454261 has 12 divisors (see below), whose sum is σ = 69042240. Its totient is φ = 58290960.

The previous prime is 63454253. The next prime is 63454267. The reversal of 63454261 is 16245436.

63454261 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 63454261 - 2³ = 63454253 is a prime.

It is a super-2 number, since 2×63454261² = 8052886478112242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63454267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39606 + ... + 41176.

It is an arithmetic number, because the mean of its divisors is an integer number (5753520).

Almost surely, 2^63454261 is an apocalyptic number.

It is an amenable number.

63454261 is a deficient number, since it is larger than the sum of its proper divisors (5587979).

63454261 is a wasteful number, since it uses less digits than its factorization.

63454261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1836 (or 1823 counting only the distinct ones).

The product of its digits is 17280, while the sum is 31.

The square root of 63454261 is about 7965.8182881610. The cubic root of 63454261 is about 398.8597966792.

Adding to 63454261 its reverse (16245436), we get a palindrome (79699697).

The spelling of 63454261 in words is "sixty-three million, four hundred fifty-four thousand, two hundred sixty-one".