523601263 has 8 divisors (see below), whose sum is σ = 527378832. Its totient is φ = 519837696.

The previous prime is 523601261. The next prime is 523601303. The reversal of 523601263 is 362106325.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 523601263 - 2¹ = 523601261 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 (523601261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78256 + ... + 84682.

It is an arithmetic number, because the mean of its divisors is an integer number (65922354).

Almost surely, 2^523601263 is an apocalyptic number.

523601263 is a deficient number, since it is larger than the sum of its proper divisors (3777569).

523601263 is a wasteful number, since it uses less digits than its factorization.

523601263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7001.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 523601263 is about 22882.3351736662. The cubic root of 523601263 is about 805.9972533243.

Adding to 523601263 its reverse (362106325), we get a palindrome (885707588).

The spelling of 523601263 in words is "five hundred twenty-three million, six hundred one thousand, two hundred sixty-three".