2134809615 has 16 divisors (see below), whose sum is σ = 3416286816. Its totient is φ = 1138368000.

The previous prime is 2134809587. The next prime is 2134809623. The reversal of 2134809615 is 5169084312.

It is a Cunningham number, because it is equal to 46204²-1.

It is not a de Polignac number, because 2134809615 - 2¹⁷ = 2134678543 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 130915 + ... + 146315.

It is an arithmetic number, because the mean of its divisors is an integer number (213517926).

Almost surely, 2^2134809615 is an apocalyptic number.

2134809615 is a deficient number, since it is larger than the sum of its proper divisors (1281477201).

2134809615 is a wasteful number, since it uses less digits than its factorization.

2134809615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24650.

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 2134809615 is about 46203.9999891784. Note that the first 4 decimals coincide. The cubic root of 2134809615 is about 1287.6160556458.

The spelling of 2134809615 in words is "two billion, one hundred thirty-four million, eight hundred nine thousand, six hundred fifteen".