2126402159 has 8 divisors (see below), whose sum is σ = 2486689920. Its totient is φ = 1780243416.

The previous prime is 2126402129. The next prime is 2126402167. The reversal of 2126402159 is 9512046212.

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

It is not a de Polignac number, because 2126402159 - 2¹⁶ = 2126336623 is a prime.

It is a super-2 number, since 2×2126402159² = 9043172283599722562, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2126402129) 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, 3531929 + ... + 3532530.

It is an arithmetic number, because the mean of its divisors is an integer number (310836240).

Almost surely, 2^2126402159 is an apocalyptic number.

2126402159 is a deficient number, since it is larger than the sum of its proper divisors (360287761).

2126402159 is an equidigital number, since it uses as much as digits as its factorization.

2126402159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7064509.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 2126402159 is about 46112.9283281815. The cubic root of 2126402159 is about 1285.9235053629.

The spelling of 2126402159 in words is "two billion, one hundred twenty-six million, four hundred two thousand, one hundred fifty-nine".