12345958 has 8 divisors (see below), whose sum is σ = 18533952. Its totient is φ = 6167976.

The previous prime is 12345943. The next prime is 12345959. The reversal of 12345958 is 85954321.

12345958 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12345959) 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, 3016 + ... + 5812.

It is an arithmetic number, because the mean of its divisors is an integer number (2316744).

Almost surely, 2^12345958 is an apocalyptic number.

12345958 is a deficient number, since it is larger than the sum of its proper divisors (6187994).

12345958 is a wasteful number, since it uses less digits than its factorization.

12345958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5006.

The product of its digits is 43200, while the sum is 37.

The square root of 12345958 is about 3513.6815450464. The cubic root of 12345958 is about 231.1221657236.

The spelling of 12345958 in words is "twelve million, three hundred forty-five thousand, nine hundred fifty-eight".