61452463 has 4 divisors (see below), whose sum is σ = 61552360. Its totient is φ = 61352568.

The previous prime is 61452431. The next prime is 61452473. The reversal of 61452463 is 36425416.

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 61452463 - 2⁵ = 61452431 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 (61452473) 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, 49020 + ... + 50257.

It is an arithmetic number, because the mean of its divisors is an integer number (15388090).

Almost surely, 2^61452463 is an apocalyptic number.

61452463 is a deficient number, since it is larger than the sum of its proper divisors (99897).

61452463 is an equidigital number, since it uses as much as digits as its factorization.

61452463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99896.

The product of its digits is 17280, while the sum is 31.

The square root of 61452463 is about 7839.1621363511. The cubic root of 61452463 is about 394.6206109927.

Adding to 61452463 its reverse (36425416), we get a palindrome (97877879).

The spelling of 61452463 in words is "sixty-one million, four hundred fifty-two thousand, four hundred sixty-three".