401101313 has 2 divisors, whose sum is σ = 401101314. Its totient is φ = 401101312.

The previous prime is 401101303. The next prime is 401101331. The reversal of 401101313 is 313101104.

Together with next prime (401101331) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 338817649 + 62283664 = 18407^2 + 7892^2 .

It is a cyclic number.

It is not a de Polignac number, because 401101313 - 2¹² = 401097217 is a prime.

It is not a weakly prime, because it can be changed into another prime (401101303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200550656 + 200550657.

It is an arithmetic number, because the mean of its divisors is an integer number (200550657).

Almost surely, 2^401101313 is an apocalyptic number.

It is an amenable number.

401101313 is a deficient number, since it is larger than the sum of its proper divisors (1).

401101313 is an equidigital number, since it uses as much as digits as its factorization.

401101313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 401101313 is about 20027.5138996332. The cubic root of 401101313 is about 737.4818920384.

Adding to 401101313 its reverse (313101104), we get a palindrome (714202417).

The spelling of 401101313 in words is "four hundred one million, one hundred one thousand, three hundred thirteen".