5143381 has 2 divisors, whose sum is σ = 5143382. Its totient is φ = 5143380.

The previous prime is 5143363. The next prime is 5143403. The reversal of 5143381 is 1833415.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3724900 + 1418481 = 1930^2 + 1191^2 .

It is a cyclic number.

It is not a de Polignac number, because 5143381 - 2⁵ = 5143349 is a prime.

It is a super-2 number, since 2×5143381² = 52908736222322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5143301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2571690 + 2571691.

It is an arithmetic number, because the mean of its divisors is an integer number (2571691).

Almost surely, 2^5143381 is an apocalyptic number.

It is an amenable number.

5143381 is a deficient number, since it is larger than the sum of its proper divisors (1).

5143381 is an equidigital number, since it uses as much as digits as its factorization.

5143381 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1440, while the sum is 25.

The square root of 5143381 is about 2267.9023347578. The cubic root of 5143381 is about 172.6167353790.

Adding to 5143381 its reverse (1833415), we get a palindrome (6976796).

The spelling of 5143381 in words is "five million, one hundred forty-three thousand, three hundred eighty-one".