2401131311 has 4 divisors (see below), whose sum is σ = 2402172624. Its totient is φ = 2400090000.

The previous prime is 2401131203. The next prime is 2401131367. The reversal of 2401131311 is 1131311042.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1131311042 = 2 ⋅565655521.

It is a cyclic number.

It is not a de Polignac number, because 2401131311 - 2¹⁴ = 2401114927 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2401131311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2401131371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 517190 + ... + 521811.

It is an arithmetic number, because the mean of its divisors is an integer number (600543156).

Almost surely, 2^2401131311 is an apocalyptic number.

2401131311 is a deficient number, since it is larger than the sum of its proper divisors (1041313).

2401131311 is a wasteful number, since it uses less digits than its factorization.

2401131311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1041312.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 2401131311 is about 49001.3398898438. The cubic root of 2401131311 is about 1339.0762384681.

Adding to 2401131311 its reverse (1131311042), we get a palindrome (3532442353).

The spelling of 2401131311 in words is "two billion, four hundred one million, one hundred thirty-one thousand, three hundred eleven".