12146263 has 8 divisors (see below), whose sum is σ = 12856320. Its totient is φ = 11443320.

The previous prime is 12146221. The next prime is 12146287. The reversal of 12146263 is 36264121.

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

It is not a de Polignac number, because 12146263 - 2¹⁷ = 12015191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12146963) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1956 + ... + 5302.

It is an arithmetic number, because the mean of its divisors is an integer number (1607040).

Almost surely, 2^12146263 is an apocalyptic number.

12146263 is a deficient number, since it is larger than the sum of its proper divisors (710057).

12146263 is a wasteful number, since it uses less digits than its factorization.

12146263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3557.

The product of its digits is 1728, while the sum is 25.

The square root of 12146263 is about 3485.1489207780. The cubic root of 12146263 is about 229.8692577675.

The spelling of 12146263 in words is "twelve million, one hundred forty-six thousand, two hundred sixty-three".