2530999 has 2 divisors, whose sum is σ = 2531000. Its totient is φ = 2530998.

The previous prime is 2530993. The next prime is 2531017. The reversal of 2530999 is 9990352.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2530999 - 2³ = 2530991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2530991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1265499 + 1265500.

It is an arithmetic number, because the mean of its divisors is an integer number (1265500).

2^2530999 is an apocalyptic number.

2530999 is a deficient number, since it is larger than the sum of its proper divisors (1).

2530999 is an equidigital number, since it uses as much as digits as its factorization.

2530999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21870, while the sum is 37.

The square root of 2530999 is about 1590.9113740243. The cubic root of 2530999 is about 136.2795396491.

The spelling of 2530999 in words is "two million, five hundred thirty thousand, nine hundred ninety-nine".