623161263 has 8 divisors (see below), whose sum is σ = 832734000. Its totient is φ = 414514688.

The previous prime is 623161237. The next prime is 623161267. The reversal of 623161263 is 362161326.

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 623161263 - 2²⁸ = 354725807 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 623161263.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (623161267) 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 7 ways as a sum of consecutive naturals, for example, 229968 + ... + 232661.

It is an arithmetic number, because the mean of its divisors is an integer number (104091750).

Almost surely, 2^623161263 is an apocalyptic number.

623161263 is a deficient number, since it is larger than the sum of its proper divisors (209572737).

623161263 is a wasteful number, since it uses less digits than its factorization.

623161263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463081.

The product of its digits is 7776, while the sum is 30.

The square root of 623161263 is about 24963.1981725099. The cubic root of 623161263 is about 854.1486974775.

The spelling of 623161263 in words is "six hundred twenty-three million, one hundred sixty-one thousand, two hundred sixty-three".