3261874811 has 4 divisors (see below), whose sum is σ = 3512788272. Its totient is φ = 3010961352.

The previous prime is 3261874807. The next prime is 3261874817. The reversal of 3261874811 is 1184781623.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1184781623 = 43 ⋅27553061.

It is a cyclic number.

It is not a de Polignac number, because 3261874811 - 2² = 3261874807 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3261874817) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125456711 + ... + 125456736.

It is an arithmetic number, because the mean of its divisors is an integer number (878197068).

Almost surely, 2^3261874811 is an apocalyptic number.

3261874811 is a deficient number, since it is larger than the sum of its proper divisors (250913461).

3261874811 is a wasteful number, since it uses less digits than its factorization.

3261874811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250913460.

The product of its digits is 64512, while the sum is 41.

The square root of 3261874811 is about 57112.8252759396. The cubic root of 3261874811 is about 1483.0498968717.

The spelling of 3261874811 in words is "three billion, two hundred sixty-one million, eight hundred seventy-four thousand, eight hundred eleven".