264153243 has 8 divisors (see below), whose sum is σ = 352641856. Its totient is φ = 175883400.

The previous prime is 264153223. The next prime is 264153251. The reversal of 264153243 is 342351462.

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

It is not a de Polignac number, because 264153243 - 2¹⁰ = 264152219 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 264153243.

It is not an unprimeable number, because it can be changed into a prime (264153223) 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, 51853 + ... + 56718.

It is an arithmetic number, because the mean of its divisors is an integer number (44080232).

Almost surely, 2^264153243 is an apocalyptic number.

264153243 is a deficient number, since it is larger than the sum of its proper divisors (88488613).

264153243 is a wasteful number, since it uses less digits than its factorization.

264153243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109385.

The product of its digits is 17280, while the sum is 30.

The square root of 264153243 is about 16252.7918524788. The cubic root of 264153243 is about 641.6309662790.

The spelling of 264153243 in words is "two hundred sixty-four million, one hundred fifty-three thousand, two hundred forty-three".