2512563 has 4 divisors (see below), whose sum is σ = 3350088. Its totient is φ = 1675040.

The previous prime is 2512561. The next prime is 2512597. The reversal of 2512563 is 3652152.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2512563 - 2¹ = 2512561 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (2512561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 418758 + ... + 418763.

It is an arithmetic number, because the mean of its divisors is an integer number (837522).

2^2512563 is an apocalyptic number.

2512563 is a deficient number, since it is larger than the sum of its proper divisors (837525).

2512563 is an equidigital number, since it uses as much as digits as its factorization.

2512563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 837524.

The product of its digits is 1800, while the sum is 24.

The square root of 2512563 is about 1585.1066210195. The cubic root of 2512563 is about 135.9478426006.

The spelling of 2512563 in words is "two million, five hundred twelve thousand, five hundred sixty-three".