2551022135 has 16 divisors (see below), whose sum is σ = 3118958112. Its totient is φ = 2002492800.

The previous prime is 2551022113. The next prime is 2551022183. The reversal of 2551022135 is 5312201552.

It is not a de Polignac number, because 2551022135 - 2²² = 2546827831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 118472 + ... + 138338.

It is an arithmetic number, because the mean of its divisors is an integer number (194934882).

Almost surely, 2^2551022135 is an apocalyptic number.

2551022135 is a deficient number, since it is larger than the sum of its proper divisors (567935977).

2551022135 is a wasteful number, since it uses less digits than its factorization.

2551022135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20354.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 2551022135 is about 50507.6443224192. The cubic root of 2551022135 is about 1366.3797245758.

Adding to 2551022135 its reverse (5312201552), we get a palindrome (7863223687).

The spelling of 2551022135 in words is "two billion, five hundred fifty-one million, twenty-two thousand, one hundred thirty-five".