3011143400391 has 8 divisors (see below), whose sum is σ = 4588408991104. Its totient is φ = 1720653371640.

The previous prime is 3011143400347. The next prime is 3011143400393. The reversal of 3011143400391 is 1930043411103.

3011143400391 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 3011143400391 - 2⁹ = 3011143399879 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 (3011143400393) 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, 71693890465 + ... + 71693890506.

It is an arithmetic number, because the mean of its divisors is an integer number (573551123888).

Almost surely, 2^{3011143400391} is an apocalyptic number.

3011143400391 is a deficient number, since it is larger than the sum of its proper divisors (1577265590713).

3011143400391 is a wasteful number, since it uses less digits than its factorization.

3011143400391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143387780981.

The product of its (nonzero) digits is 3888, while the sum is 30.

Adding to 3011143400391 its reverse (1930043411103), we get a palindrome (4941186811494).

The spelling of 3011143400391 in words is "three trillion, eleven billion, one hundred forty-three million, four hundred thousand, three hundred ninety-one".