2040400199 has 2 divisors, whose sum is σ = 2040400200. Its totient is φ = 2040400198.

The previous prime is 2040400171. The next prime is 2040400217. The reversal of 2040400199 is 9910040402.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2040400199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2040400099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1020200099 + 1020200100.

It is an arithmetic number, because the mean of its divisors is an integer number (1020200100).

Almost surely, 2^2040400199 is an apocalyptic number.

2040400199 is a deficient number, since it is larger than the sum of its proper divisors (1).

2040400199 is an equidigital number, since it uses as much as digits as its factorization.

2040400199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 2040400199 is about 45170.7892226824. The cubic root of 2040400199 is about 1268.3480700402.

The spelling of 2040400199 in words is "two billion, forty million, four hundred thousand, one hundred ninety-nine".