12145076 has 6 divisors (see below), whose sum is σ = 21253890. Its totient is φ = 6072536.

The previous prime is 12145069. The next prime is 12145093. The reversal of 12145076 is 67054121.

12145076 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 12082576 + 62500 = 3476^2 + 250^2 .

It is an alternating number because its digits alternate between odd and even.

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, 1518131 + ... + 1518138.

It is an arithmetic number, because the mean of its divisors is an integer number (3542315).

Almost surely, 2^12145076 is an apocalyptic number.

It is an amenable number.

12145076 is a deficient number, since it is larger than the sum of its proper divisors (9108814).

12145076 is a wasteful number, since it uses less digits than its factorization.

12145076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3036273 (or 3036271 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 12145076 is about 3484.9786226030. The cubic root of 12145076 is about 229.8617694918.

Adding to 12145076 its reverse (67054121), we get a palindrome (79199197).

The spelling of 12145076 in words is "twelve million, one hundred forty-five thousand, seventy-six".