2126071061 has 4 divisors (see below), whose sum is σ = 2145940992. Its totient is φ = 2106201132.

The previous prime is 2126071049. The next prime is 2126071067. The reversal of 2126071061 is 1601706212.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2126071061 - 2¹⁴ = 2126054677 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2126071061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2126071067) 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 3 ways as a sum of consecutive naturals, for example, 9934805 + ... + 9935018.

It is an arithmetic number, because the mean of its divisors is an integer number (536485248).

Almost surely, 2^2126071061 is an apocalyptic number.

It is an amenable number.

2126071061 is a deficient number, since it is larger than the sum of its proper divisors (19869931).

2126071061 is a wasteful number, since it uses less digits than its factorization.

2126071061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19869930.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 2126071061 is about 46109.3381106257. The cubic root of 2126071061 is about 1285.8567590046.

Adding to 2126071061 its reverse (1601706212), we get a palindrome (3727777273).

The spelling of 2126071061 in words is "two billion, one hundred twenty-six million, seventy-one thousand, sixty-one".