63523423 has 2 divisors, whose sum is σ = 63523424. Its totient is φ = 63523422.

The previous prime is 63523399. The next prime is 63523429. The reversal of 63523423 is 32432536.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63523423 - 2²¹ = 61426271 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 63523391 and 63523400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63523429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31761711 + 31761712.

It is an arithmetic number, because the mean of its divisors is an integer number (31761712).

Almost surely, 2^63523423 is an apocalyptic number.

63523423 is a deficient number, since it is larger than the sum of its proper divisors (1).

63523423 is an equidigital number, since it uses as much as digits as its factorization.

63523423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 28.

The square root of 63523423 is about 7970.1582794823. The cubic root of 63523423 is about 399.0046565328.

Adding to 63523423 its reverse (32432536), we get a palindrome (95955959).

The spelling of 63523423 in words is "sixty-three million, five hundred twenty-three thousand, four hundred twenty-three".