12124783 has 4 divisors (see below), whose sum is σ = 13227048. Its totient is φ = 11022520.

The previous prime is 12124781. The next prime is 12124829. The reversal of 12124783 is 38742121.

12124783 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 12124783 - 2¹ = 12124781 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 (12124781) 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, 551116 + ... + 551137.

It is an arithmetic number, because the mean of its divisors is an integer number (3306762).

Almost surely, 2^12124783 is an apocalyptic number.

12124783 is a deficient number, since it is larger than the sum of its proper divisors (1102265).

12124783 is a wasteful number, since it uses less digits than its factorization.

12124783 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1102264.

The product of its digits is 2688, while the sum is 28.

The square root of 12124783 is about 3482.0659097725. The cubic root of 12124783 is about 229.7336740866.

It can be divided in two parts, 1212 and 4783, that added together give a palindrome (5995).

The spelling of 12124783 in words is "twelve million, one hundred twenty-four thousand, seven hundred eighty-three".