4158731 has 2 divisors, whose sum is σ = 4158732. Its totient is φ = 4158730.

The previous prime is 4158697. The next prime is 4158779. The reversal of 4158731 is 1378514.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4158731 is a prime.

It is a super-2 number, since 2×4158731² = 34590087060722, which contains 22 as substring.

It is a Chen prime.

It is equal to p₂₉₃₅₉₁ and since 4158731 and 293591 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 4158694 and 4158703.

It is not a weakly prime, because it can be changed into another prime (4158031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2079365 + 2079366.

It is an arithmetic number, because the mean of its divisors is an integer number (2079366).

Almost surely, 2^4158731 is an apocalyptic number.

4158731 is a deficient number, since it is larger than the sum of its proper divisors (1).

4158731 is an equidigital number, since it uses as much as digits as its factorization.

4158731 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3360, while the sum is 29.

The square root of 4158731 is about 2039.2966924898. The cubic root of 4158731 is about 160.8126751516.

The spelling of 4158731 in words is "four million, one hundred fifty-eight thousand, seven hundred thirty-one".