63542383 has 4 divisors (see below), whose sum is σ = 63565488. Its totient is φ = 63519280.

The previous prime is 63542377. The next prime is 63542411. The reversal of 63542383 is 38324536.

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 63542383 - 2¹⁷ = 63411311 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 (63542483) 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, 6766 + ... + 13147.

It is an arithmetic number, because the mean of its divisors is an integer number (15891372).

Almost surely, 2^63542383 is an apocalyptic number.

63542383 is a deficient number, since it is larger than the sum of its proper divisors (23105).

63542383 is a wasteful number, since it uses less digits than its factorization.

63542383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23104.

The product of its digits is 51840, while the sum is 34.

The square root of 63542383 is about 7971.3476275972. The cubic root of 63542383 is about 399.0443499005.

The spelling of 63542383 in words is "sixty-three million, five hundred forty-two thousand, three hundred eighty-three".