6131401 has 2 divisors, whose sum is σ = 6131402. Its totient is φ = 6131400.

The previous prime is 6131399. The next prime is 6131423. The reversal of 6131401 is 1041316.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6125625 + 5776 = 2475^2 + 76^2 .

It is a cyclic number.

It is not a de Polignac number, because 6131401 - 2¹ = 6131399 is a prime.

Together with 6131399, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (6131431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3065700 + 3065701.

It is an arithmetic number, because the mean of its divisors is an integer number (3065701).

Almost surely, 2^6131401 is an apocalyptic number.

It is an amenable number.

6131401 is a deficient number, since it is larger than the sum of its proper divisors (1).

6131401 is an equidigital number, since it uses as much as digits as its factorization.

6131401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 6131401 is about 2476.1665937493. The cubic root of 6131401 is about 183.0289999529.

Adding to 6131401 its reverse (1041316), we get a palindrome (7172717).

The spelling of 6131401 in words is "six million, one hundred thirty-one thousand, four hundred one".