2564715103 has 4 divisors (see below), whose sum is σ = 2613106008. Its totient is φ = 2516324200.

The previous prime is 2564715067. The next prime is 2564715143. The reversal of 2564715103 is 3015174652.

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 2564715103 - 2⁹ = 2564714591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2564715143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24195373 + ... + 24195478.

It is an arithmetic number, because the mean of its divisors is an integer number (653276502).

Almost surely, 2^2564715103 is an apocalyptic number.

2564715103 is a deficient number, since it is larger than the sum of its proper divisors (48390905).

2564715103 is an equidigital number, since it uses as much as digits as its factorization.

2564715103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48390904.

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 2564715103 is about 50643.0163299936. The cubic root of 2564715103 is about 1368.8201081442.

Adding to 2564715103 its reverse (3015174652), we get a palindrome (5579889755).

The spelling of 2564715103 in words is "two billion, five hundred sixty-four million, seven hundred fifteen thousand, one hundred three".