2126242959 has 8 divisors (see below), whose sum is σ = 2835538992. Its totient is φ = 1417221120.

The previous prime is 2126242957. The next prime is 2126242961. The reversal of 2126242959 is 9592426212.

It is an interprime number because it is at equal distance from previous prime (2126242957) and next prime (2126242961).

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

It is not a de Polignac number, because 2126242959 - 2¹ = 2126242957 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2126242959.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2126242957) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49714 + ... + 81999.

It is an arithmetic number, because the mean of its divisors is an integer number (354442374).

Almost surely, 2^2126242959 is an apocalyptic number.

2126242959 is a deficient number, since it is larger than the sum of its proper divisors (709296033).

2126242959 is a wasteful number, since it uses less digits than its factorization.

2126242959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137097.

The product of its digits is 155520, while the sum is 42.

The square root of 2126242959 is about 46111.2020988393. The cubic root of 2126242959 is about 1285.8914129496.

The spelling of 2126242959 in words is "two billion, one hundred twenty-six million, two hundred forty-two thousand, nine hundred fifty-nine".