3133942811 has 4 divisors (see below), whose sum is σ = 3136035000. Its totient is φ = 3131850624.

The previous prime is 3133942807. The next prime is 3133942817. The reversal of 3133942811 is 1182493313.

3133942811 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3133942811 - 2² = 3133942807 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3133942817) 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, 1043846 + ... + 1046843.

It is an arithmetic number, because the mean of its divisors is an integer number (784008750).

Almost surely, 2^3133942811 is an apocalyptic number.

3133942811 is a deficient number, since it is larger than the sum of its proper divisors (2092189).

3133942811 is a wasteful number, since it uses less digits than its factorization.

3133942811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2092188.

The product of its digits is 15552, while the sum is 35.

The square root of 3133942811 is about 55981.6292278101. The cubic root of 3133942811 is about 1463.4021509254.

The spelling of 3133942811 in words is "three billion, one hundred thirty-three million, nine hundred forty-two thousand, eight hundred eleven".