12612058 has 4 divisors (see below), whose sum is σ = 18918090. Its totient is φ = 6306028.

The previous prime is 12612001. The next prime is 12612091. The reversal of 12612058 is 85021621.

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

It can be written as a sum of positive squares in only one way, i.e., 6692569 + 5919489 = 2587^2 + 2433^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3153013 + ... + 3153016.

Almost surely, 2^12612058 is an apocalyptic number.

12612058 is a deficient number, since it is larger than the sum of its proper divisors (6306032).

12612058 is an equidigital number, since it uses as much as digits as its factorization.

12612058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6306031.

The product of its (nonzero) digits is 960, while the sum is 25.

The square root of 12612058 is about 3551.3459420338. The cubic root of 12612058 is about 232.7708824878.

Adding to 12612058 its reverse (85021621), we get a palindrome (97633679).

The spelling of 12612058 in words is "twelve million, six hundred twelve thousand, fifty-eight".