12734045 has 16 divisors (see below), whose sum is σ = 16115760. Its totient is φ = 9644544.

The previous prime is 12734027. The next prime is 12734069. The reversal of 12734045 is 54043721.

12734045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 17689 + 12716356 = 133^2 + 3566^2 .

It is a cyclic number.

It is not a de Polignac number, because 12734045 - 2¹² = 12729949 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6857 + ... + 8513.

It is an arithmetic number, because the mean of its divisors is an integer number (1007235).

Almost surely, 2^12734045 is an apocalyptic number.

It is an amenable number.

12734045 is a deficient number, since it is larger than the sum of its proper divisors (3381715).

12734045 is a wasteful number, since it uses less digits than its factorization.

12734045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1744.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 12734045 is about 3568.4793680222. The cubic root of 12734045 is about 233.5189486768.

Adding to 12734045 its reverse (54043721), we get a palindrome (66777766).

The spelling of 12734045 in words is "twelve million, seven hundred thirty-four thousand, forty-five".