2146709259 has 6 divisors (see below), whose sum is σ = 3100802276. Its totient is φ = 1431139500.

The previous prime is 2146709249. The next prime is 2146709267. The reversal of 2146709259 is 9529076412.

It is not a de Polignac number, because 2146709259 - 2⁸ = 2146709003 is a prime.

It is a super-3 number, since 3×2146709259³ (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2146709239) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 119261617 + ... + 119261634.

Almost surely, 2^2146709259 is an apocalyptic number.

2146709259 is a deficient number, since it is larger than the sum of its proper divisors (954093017).

2146709259 is a wasteful number, since it uses less digits than its factorization.

2146709259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238523257 (or 238523254 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The square root of 2146709259 is about 46332.5939161623. The cubic root of 2146709259 is about 1290.0040580366.

The spelling of 2146709259 in words is "two billion, one hundred forty-six million, seven hundred nine thousand, two hundred fifty-nine".