12040999 has 2 divisors, whose sum is σ = 12041000. Its totient is φ = 12040998.

The previous prime is 12040969. The next prime is 12041027. The reversal of 12040999 is 99904021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12040999 - 2⁵ = 12040967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12040909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6020499 + 6020500.

It is an arithmetic number, because the mean of its divisors is an integer number (6020500).

Almost surely, 2^12040999 is an apocalyptic number.

12040999 is a deficient number, since it is larger than the sum of its proper divisors (1).

12040999 is an equidigital number, since it uses as much as digits as its factorization.

12040999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 34.

The square root of 12040999 is about 3470.0142651004. The cubic root of 12040999 is about 229.2032862399.

The spelling of 12040999 in words is "twelve million, forty thousand, nine hundred ninety-nine".