4398131 has 2 divisors, whose sum is σ = 4398132. Its totient is φ = 4398130.

The previous prime is 4398091. The next prime is 4398133. The reversal of 4398131 is 1318934.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4398131 - 2⁶ = 4398067 is a prime.

It is a super-2 number, since 2×4398131² = 38687112586322, which contains 22 as substring.

Together with 4398133, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 4398094 and 4398103.

It is not a weakly prime, because it can be changed into another prime (4398133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2199065 + 2199066.

It is an arithmetic number, because the mean of its divisors is an integer number (2199066).

Almost surely, 2^4398131 is an apocalyptic number.

4398131 is a deficient number, since it is larger than the sum of its proper divisors (1).

4398131 is an equidigital number, since it uses as much as digits as its factorization.

4398131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2592, while the sum is 29.

The square root of 4398131 is about 2097.1721436258. The cubic root of 4398131 is about 163.8410491455.

The spelling of 4398131 in words is "four million, three hundred ninety-eight thousand, one hundred thirty-one".