2653999 has 2 divisors, whose sum is σ = 2654000. Its totient is φ = 2653998.

The previous prime is 2653991. The next prime is 2654011. The reversal of 2653999 is 9993562.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2653999 - 2³ = 2653991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2653991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1326999 + 1327000.

It is an arithmetic number, because the mean of its divisors is an integer number (1327000).

2^2653999 is an apocalyptic number.

2653999 is a deficient number, since it is larger than the sum of its proper divisors (1).

2653999 is an equidigital number, since it uses as much as digits as its factorization.

2653999 is an evil number, because the sum of its binary digits is even.

The product of its digits is 131220, while the sum is 43.

The square root of 2653999 is about 1629.1098796582. The cubic root of 2653999 is about 138.4523245135.

The spelling of 2653999 in words is "two million, six hundred fifty-three thousand, nine hundred ninety-nine".