53963451 has 24 divisors (see below), whose sum is σ = 82158336. Its totient is φ = 34063920.

The previous prime is 53963449. The next prime is 53963453. The reversal of 53963451 is 15436935.

It is an interprime number because it is at equal distance from previous prime (53963449) and next prime (53963453).

It is not a de Polignac number, because 53963451 - 2¹ = 53963449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53963453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20056 + ... + 22586.

It is an arithmetic number, because the mean of its divisors is an integer number (3423264).

Almost surely, 2^53963451 is an apocalyptic number.

53963451 is a deficient number, since it is larger than the sum of its proper divisors (28194885).

53963451 is a wasteful number, since it uses less digits than its factorization.

53963451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2663 (or 2660 counting only the distinct ones).

The product of its digits is 48600, while the sum is 36.

The square root of 53963451 is about 7345.9819629509. The cubic root of 53963451 is about 377.8910200657.

The spelling of 53963451 in words is "fifty-three million, nine hundred sixty-three thousand, four hundred fifty-one".