12040958 has 16 divisors (see below), whose sum is σ = 18777984. Its totient is φ = 5784480.

The previous prime is 12040957. The next prime is 12040967. The reversal of 12040958 is 85904021.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 12040958.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12040957) 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, 9116 + ... + 10352.

It is an arithmetic number, because the mean of its divisors is an integer number (1173624).

Almost surely, 2^12040958 is an apocalyptic number.

12040958 is a deficient number, since it is larger than the sum of its proper divisors (6737026).

12040958 is a wasteful number, since it uses less digits than its factorization.

12040958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1427.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 12040958 is about 3470.0083573386. The cubic root of 12040958 is about 229.2030260914.

Adding to 12040958 its reverse (85904021), we get a palindrome (97944979).

The spelling of 12040958 in words is "twelve million, forty thousand, nine hundred fifty-eight".