112138263 has 20 divisors (see below), whose sum is σ = 169154128. Its totient is φ = 74027520.

The previous prime is 112138259. The next prime is 112138267. The reversal of 112138263 is 362831211.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (112138259) and next prime (112138267).

It is not a de Polignac number, because 112138263 - 2² = 112138259 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112138267) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1623 + ... + 15063.

Almost surely, 2^112138263 is an apocalyptic number.

112138263 is a deficient number, since it is larger than the sum of its proper divisors (57015865).

112138263 is a wasteful number, since it uses less digits than its factorization.

112138263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13556 (or 13547 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 112138263 is about 10589.5355422228. The cubic root of 112138263 is about 482.2267245429.

Adding to 112138263 its reverse (362831211), we get a palindrome (474969474).

The spelling of 112138263 in words is "one hundred twelve million, one hundred thirty-eight thousand, two hundred sixty-three".