4091377 has 4 divisors (see below), whose sum is σ = 4096576. Its totient is φ = 4086180.

The previous prime is 4091371. The next prime is 4091383. The reversal of 4091377 is 7731904.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (4091371) and next prime (4091383).

It is a cyclic number.

It is not a de Polignac number, because 4091377 - 2³ = 4091369 is a prime.

It is a super-2 number, since 2×4091377² = 33478731512258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4091371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1149 + ... + 3082.

It is an arithmetic number, because the mean of its divisors is an integer number (1024144).

Almost surely, 2^4091377 is an apocalyptic number.

It is an amenable number.

4091377 is a deficient number, since it is larger than the sum of its proper divisors (5199).

4091377 is an equidigital number, since it uses as much as digits as its factorization.

4091377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5198.

The product of its (nonzero) digits is 5292, while the sum is 31.

The square root of 4091377 is about 2022.7152543055. The cubic root of 4091377 is about 159.9397820266.

The spelling of 4091377 in words is "four million, ninety-one thousand, three hundred seventy-seven".