2916987161 has 8 divisors (see below), whose sum is σ = 3213675648. Its totient is φ = 2625550000.

The previous prime is 2916987119. The next prime is 2916987169. The reversal of 2916987161 is 1617896192.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2916987161 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2916987169) 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, 1311665 + ... + 1313886.

It is an arithmetic number, because the mean of its divisors is an integer number (401709456).

Almost surely, 2^2916987161 is an apocalyptic number.

It is an amenable number.

2916987161 is a deficient number, since it is larger than the sum of its proper divisors (296688487).

2916987161 is a wasteful number, since it uses less digits than its factorization.

2916987161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2625663.

The product of its digits is 326592, while the sum is 50.

The square root of 2916987161 is about 54009.1396061815. The cubic root of 2916987161 is about 1428.8221446741.

The spelling of 2916987161 in words is "two billion, nine hundred sixteen million, nine hundred eighty-seven thousand, one hundred sixty-one".