61263423 has 24 divisors (see below), whose sum is σ = 95567472. Its totient is φ = 37594368.

The previous prime is 61263373. The next prime is 61263431. The reversal of 61263423 is 32436216.

61263423 is a `hidden beast` number, since 6 + 1 + 2 + 634 + 23 = 666.

It is not a de Polignac number, because 61263423 - 2⁹ = 61262911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61263443) 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, 68940 + ... + 69822.

It is an arithmetic number, because the mean of its divisors is an integer number (3981978).

Almost surely, 2^61263423 is an apocalyptic number.

61263423 is a deficient number, since it is larger than the sum of its proper divisors (34304049).

61263423 is a wasteful number, since it uses less digits than its factorization.

61263423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1495 (or 1492 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

The square root of 61263423 is about 7827.0954382836. The cubic root of 61263423 is about 394.2155515288.

Adding to 61263423 its reverse (32436216), we get a palindrome (93699639).

The spelling of 61263423 in words is "sixty-one million, two hundred sixty-three thousand, four hundred twenty-three".