4157399 has 2 divisors, whose sum is σ = 4157400. Its totient is φ = 4157398.

The previous prime is 4157347. The next prime is 4157429. The reversal of 4157399 is 9937514.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4157399 - 2¹⁶ = 4091863 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4157339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2078699 + 2078700.

It is an arithmetic number, because the mean of its divisors is an integer number (2078700).

Almost surely, 2^4157399 is an apocalyptic number.

4157399 is a deficient number, since it is larger than the sum of its proper divisors (1).

4157399 is an equidigital number, since it uses as much as digits as its factorization.

4157399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34020, while the sum is 38.

The square root of 4157399 is about 2038.9700831547. The cubic root of 4157399 is about 160.7955044204.

The spelling of 4157399 in words is "four million, one hundred fifty-seven thousand, three hundred ninety-nine".