12058729 has 4 divisors (see below), whose sum is σ = 12768084. Its totient is φ = 11349376.

The previous prime is 12058691. The next prime is 12058757. The reversal of 12058729 is 92785021.

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

It can be written as a sum of positive squares in 2 ways, for example, as 6512704 + 5546025 = 2552^2 + 2355^2 .

It is a cyclic number.

It is not a de Polignac number, because 12058729 - 2¹⁵ = 12025961 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12058694 and 12058703.

It is not an unprimeable number, because it can be changed into a prime (12058769) 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, 354652 + ... + 354685.

It is an arithmetic number, because the mean of its divisors is an integer number (3192021).

Almost surely, 2^12058729 is an apocalyptic number.

It is an amenable number.

12058729 is a deficient number, since it is larger than the sum of its proper divisors (709355).

12058729 is an equidigital number, since it uses as much as digits as its factorization.

12058729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 709354.

The product of its (nonzero) digits is 10080, while the sum is 34.

The square root of 12058729 is about 3472.5680698872. The cubic root of 12058729 is about 229.3157293271.

The spelling of 12058729 in words is "twelve million, fifty-eight thousand, seven hundred twenty-nine".