63053213 has 4 divisors (see below), whose sum is σ = 63232188. Its totient is φ = 62874240.

The previous prime is 63053173. The next prime is 63053227. The reversal of 63053213 is 31235036.

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 40424164 + 22629049 = 6358^2 + 4757^2 .

It is a cyclic number.

It is not a de Polignac number, because 63053213 - 2⁶ = 63053149 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63053113) 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, 88958 + ... + 89663.

It is an arithmetic number, because the mean of its divisors is an integer number (15808047).

Almost surely, 2^63053213 is an apocalyptic number.

It is an amenable number.

63053213 is a deficient number, since it is larger than the sum of its proper divisors (178975).

63053213 is a wasteful number, since it uses less digits than its factorization.

63053213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178974.

The product of its (nonzero) digits is 1620, while the sum is 23.

The square root of 63053213 is about 7940.6053295703. The cubic root of 63053213 is about 398.0177197232.

Adding to 63053213 its reverse (31235036), we get a palindrome (94288249).

The spelling of 63053213 in words is "sixty-three million, fifty-three thousand, two hundred thirteen".