2126260033 has 8 divisors (see below), whose sum is σ = 2145776360. Its totient is φ = 2106829440.

The previous prime is 2126260021. The next prime is 2126260069. The reversal of 2126260033 is 3300626212.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1787569 + 2124472464 = 1337^2 + 46092^2 .

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 2126260033 - 2²¹ = 2124162881 is a prime.

It is a super-2 number, since 2×2126260033² = 9041963455866322178, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2126260013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28933 + ... + 71341.

It is an arithmetic number, because the mean of its divisors is an integer number (268222045).

Almost surely, 2^2126260033 is an apocalyptic number.

It is an amenable number.

2126260033 is a deficient number, since it is larger than the sum of its proper divisors (19516327).

2126260033 is a wasteful number, since it uses less digits than its factorization.

2126260033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42867.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 2126260033 is about 46111.3872378613. The cubic root of 2126260033 is about 1285.8948548973.

Adding to 2126260033 its reverse (3300626212), we get a palindrome (5426886245).

The spelling of 2126260033 in words is "two billion, one hundred twenty-six million, two hundred sixty thousand, thirty-three".