23070263 has 4 divisors (see below), whose sum is σ = 23386368. Its totient is φ = 22754160.

The previous prime is 23070259. The next prime is 23070287. The reversal of 23070263 is 36207032.

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

It is a cyclic number.

It is not a de Polignac number, because 23070263 - 2² = 23070259 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 (23070563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 157943 + ... + 158088.

It is an arithmetic number, because the mean of its divisors is an integer number (5846592).

Almost surely, 2^23070263 is an apocalyptic number.

23070263 is a deficient number, since it is larger than the sum of its proper divisors (316105).

23070263 is an equidigital number, since it uses as much as digits as its factorization.

23070263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316104.

The product of its (nonzero) digits is 1512, while the sum is 23.

The square root of 23070263 is about 4803.1513613460. The cubic root of 23070263 is about 284.6759958026.

Adding to 23070263 its reverse (36207032), we get a palindrome (59277295).

The spelling of 23070263 in words is "twenty-three million, seventy thousand, two hundred sixty-three".