2129419515 has 8 divisors (see below), whose sum is σ = 3407071248. Its totient is φ = 1135690400.

The previous prime is 2129419447. The next prime is 2129419529. The reversal of 2129419515 is 5159149212.

It is a happy number.

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

It is not a de Polignac number, because 2129419515 - 2¹⁷ = 2129288443 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70980636 + ... + 70980665.

It is an arithmetic number, because the mean of its divisors is an integer number (425883906).

Almost surely, 2^2129419515 is an apocalyptic number.

2129419515 is a deficient number, since it is larger than the sum of its proper divisors (1277651733).

2129419515 is a wasteful number, since it uses less digits than its factorization.

2129419515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141961309.

The product of its digits is 32400, while the sum is 39.

The square root of 2129419515 is about 46145.6337587859. The cubic root of 2129419515 is about 1286.5314579644.

The spelling of 2129419515 in words is "two billion, one hundred twenty-nine million, four hundred nineteen thousand, five hundred fifteen".