2116602541 has 8 divisors (see below), whose sum is σ = 2157323544. Its totient is φ = 2075910720.

The previous prime is 2116602533. The next prime is 2116602547. The reversal of 2116602541 is 1452066112.

It can be written as a sum of positive squares in 4 ways, for example, as 700660900 + 1415941641 = 26470^2 + 37629^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 2116602541 - 2³ = 2116602533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2116602547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 189451 + ... + 200311.

It is an arithmetic number, because the mean of its divisors is an integer number (269665443).

Almost surely, 2^2116602541 is an apocalyptic number.

It is an amenable number.

2116602541 is a deficient number, since it is larger than the sum of its proper divisors (40721003).

2116602541 is a wasteful number, since it uses less digits than its factorization.

2116602541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14591.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 2116602541 is about 46006.5488925218. The cubic root of 2116602541 is about 1283.9450512760.

Adding to 2116602541 its reverse (1452066112), we get a palindrome (3568668653).

The spelling of 2116602541 in words is "two billion, one hundred sixteen million, six hundred two thousand, five hundred forty-one".