2563135 has 8 divisors (see below), whose sum is σ = 3104640. Its totient is φ = 2031264.

The previous prime is 2563117. The next prime is 2563139. The reversal of 2563135 is 5313652.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2563135 - 2⁷ = 2563007 is a prime.

It is a super-2 number, since 2×2563135² = 13139322056450, which contains 22 as substring.

It is a d-powerful number, because it can be written as 2⁶ + 5² + 6⁶ + 3¹² + 1 + 3¹³ + 5⁸ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2563139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1807 + ... + 2896.

It is an arithmetic number, because the mean of its divisors is an integer number (388080).

2^2563135 is an apocalyptic number.

2563135 is a deficient number, since it is larger than the sum of its proper divisors (541505).

2563135 is a wasteful number, since it uses less digits than its factorization.

2563135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4817.

The product of its digits is 2700, while the sum is 25.

The square root of 2563135 is about 1600.9793877499. The cubic root of 2563135 is about 136.8538943570.

Adding to 2563135 its reverse (5313652), we get a palindrome (7876787).

The spelling of 2563135 in words is "two million, five hundred sixty-three thousand, one hundred thirty-five".