2961158117271 has 16 divisors (see below), whose sum is σ = 3951191591424. Its totient is φ = 1972615340864.

The previous prime is 2961158117263. The next prime is 2961158117303. The reversal of 2961158117271 is 1727118511692.

It is a cyclic number.

It is not a de Polignac number, because 2961158117271 - 2³ = 2961158117263 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2961158117201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43785235 + ... + 43852811.

It is an arithmetic number, because the mean of its divisors is an integer number (246949474464).

Almost surely, 2^{2961158117271} is an apocalyptic number.

2961158117271 is a deficient number, since it is larger than the sum of its proper divisors (990033474153).

2961158117271 is a wasteful number, since it uses less digits than its factorization.

2961158117271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78390.

The product of its digits is 423360, while the sum is 51.

The spelling of 2961158117271 in words is "two trillion, nine hundred sixty-one billion, one hundred fifty-eight million, one hundred seventeen thousand, two hundred seventy-one".