2134720987539 has 8 divisors (see below), whose sum is σ = 3252908171520. Its totient is φ = 1219840564296.

The previous prime is 2134720987463. The next prime is 2134720987621. The reversal of 2134720987539 is 9357890274312.

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 2134720987539 - 2¹¹ = 2134720985491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2134720987339) 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, 50826690159 + ... + 50826690200.

It is an arithmetic number, because the mean of its divisors is an integer number (406613521440).

Almost surely, 2^{2134720987539} is an apocalyptic number.

2134720987539 is a deficient number, since it is larger than the sum of its proper divisors (1118187183981).

2134720987539 is a wasteful number, since it uses less digits than its factorization.

2134720987539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101653380369.

The product of its (nonzero) digits is 22861440, while the sum is 60.

The spelling of 2134720987539 in words is "two trillion, one hundred thirty-four billion, seven hundred twenty million, nine hundred eighty-seven thousand, five hundred thirty-nine".