12069958 has 4 divisors (see below), whose sum is σ = 18104940. Its totient is φ = 6034978.

The previous prime is 12069931. The next prime is 12069961. The reversal of 12069958 is 85996021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 85996021 = 7103 ⋅12107.

It is a super-2 number, since 2×12069958² = 291367772243528, which contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 12069958.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3017488 + ... + 3017491.

It is an arithmetic number, because the mean of its divisors is an integer number (4526235).

Almost surely, 2^12069958 is an apocalyptic number.

12069958 is a deficient number, since it is larger than the sum of its proper divisors (6034982).

12069958 is an equidigital number, since it uses as much as digits as its factorization.

12069958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6034981.

The product of its (nonzero) digits is 38880, while the sum is 40.

The square root of 12069958 is about 3474.1845086293. The cubic root of 12069958 is about 229.3868862865.

The spelling of 12069958 in words is "twelve million, sixty-nine thousand, nine hundred fifty-eight".