12140004 has 12 divisors (see below), whose sum is σ = 28326704. Its totient is φ = 4046664.

The previous prime is 12139991. The next prime is 12140039. The reversal of 12140004 is 40004121.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Harshad number since it is a multiple of its sum of digits (12), and also a Moran number because the ratio is a prime number: 1011667 = 12140004 / (1 + 2 + 1 + 4 + 0 + 0 + 0 + 4).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 505822 + ... + 505845.

Almost surely, 2^12140004 is an apocalyptic number.

It is an amenable number.

12140004 is an abundant number, since it is smaller than the sum of its proper divisors (16186700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12140004 is a wasteful number, since it uses less digits than its factorization.

12140004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1011674 (or 1011672 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 12140004 is about 3484.2508520484. The cubic root of 12140004 is about 229.8297669138.

Adding to 12140004 its reverse (40004121), we get a palindrome (52144125).

It can be divided in two parts, 121 and 40004, that multiplied together give a palindrome (4840484).

The spelling of 12140004 in words is "twelve million, one hundred forty thousand, four".