2126231715 has 32 divisors (see below), whose sum is σ = 3522528000. Its totient is φ = 1093877120.

The previous prime is 2126231693. The next prime is 2126231759. The reversal of 2126231715 is 5171326212.

It is not a de Polignac number, because 2126231715 - 2¹¹ = 2126229667 is a prime.

It is a super-2 number, since 2×2126231715² = 9041722611743682450, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 786436 + ... + 789134.

It is an arithmetic number, because the mean of its divisors is an integer number (110079000).

Almost surely, 2^2126231715 is an apocalyptic number.

2126231715 is a deficient number, since it is larger than the sum of its proper divisors (1396296285).

2126231715 is a wasteful number, since it uses less digits than its factorization.

2126231715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4547.

The product of its digits is 5040, while the sum is 30.

The square root of 2126231715 is about 46111.0801760271. The cubic root of 2126231715 is about 1285.8891462615.

Adding to 2126231715 its reverse (5171326212), we get a palindrome (7297557927).

The spelling of 2126231715 in words is "two billion, one hundred twenty-six million, two hundred thirty-one thousand, seven hundred fifteen".