12958079 has 2 divisors, whose sum is σ = 12958080. Its totient is φ = 12958078.

The previous prime is 12958073. The next prime is 12958087. The reversal of 12958079 is 97085921.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12958079 - 2¹⁶ = 12892543 is a prime.

It is a super-2 number, since 2×12958079² = 335823622740482, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12958073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6479039 + 6479040.

It is an arithmetic number, because the mean of its divisors is an integer number (6479040).

Almost surely, 2^12958079 is an apocalyptic number.

12958079 is a deficient number, since it is larger than the sum of its proper divisors (1).

12958079 is an equidigital number, since it uses as much as digits as its factorization.

12958079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45360, while the sum is 41.

The square root of 12958079 is about 3599.7331845569. The cubic root of 12958079 is about 234.8804522474.

The spelling of 12958079 in words is "twelve million, nine hundred fifty-eight thousand, seventy-nine".