63053551 has 4 divisors (see below), whose sum is σ = 68785704. Its totient is φ = 57321400.

The previous prime is 63053503. The next prime is 63053567. The reversal of 63053551 is 15535036.

It is a happy number.

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 63053551 - 2⁷ = 63053423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63053581) 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, 2866060 + ... + 2866081.

It is an arithmetic number, because the mean of its divisors is an integer number (17196426).

Almost surely, 2^63053551 is an apocalyptic number.

63053551 is a deficient number, since it is larger than the sum of its proper divisors (5732153).

63053551 is a wasteful number, since it uses less digits than its factorization.

63053551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5732152.

The product of its (nonzero) digits is 6750, while the sum is 28.

The square root of 63053551 is about 7940.6266125539. The cubic root of 63053551 is about 398.0184309201.

Adding to 63053551 its reverse (15535036), we get a palindrome (78588587).

The spelling of 63053551 in words is "sixty-three million, fifty-three thousand, five hundred fifty-one".