61263323 has 4 divisors (see below), whose sum is σ = 66832728. Its totient is φ = 55693920.

The previous prime is 61263311. The next prime is 61263343. The reversal of 61263323 is 32336216.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-61263323 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 61263292 and 61263301.

It is not an unprimeable number, because it can be changed into a prime (61263343) 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 3 ways as a sum of consecutive naturals, for example, 2784686 + ... + 2784707.

It is an arithmetic number, because the mean of its divisors is an integer number (16708182).

Almost surely, 2^61263323 is an apocalyptic number.

61263323 is a deficient number, since it is larger than the sum of its proper divisors (5569405).

61263323 is a wasteful number, since it uses less digits than its factorization.

61263323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5569404.

The product of its digits is 3888, while the sum is 26.

The square root of 61263323 is about 7827.0890502153. The cubic root of 61263323 is about 394.2153370366.

Adding to 61263323 its reverse (32336216), we get a palindrome (93599539).

It can be divided in two parts, 6126 and 3323, that added together give a palindrome (9449).

The spelling of 61263323 in words is "sixty-one million, two hundred sixty-three thousand, three hundred twenty-three".