4130391 has 16 divisors (see below), whose sum is σ = 5840640. Its totient is φ = 2589120.

The previous prime is 4130389. The next prime is 4130437. The reversal of 4130391 is 1930314.

It is not a de Polignac number, because 4130391 - 2¹ = 4130389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4130591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13126 + ... + 13436.

It is an arithmetic number, because the mean of its divisors is an integer number (365040).

Almost surely, 2^4130391 is an apocalyptic number.

4130391 is a deficient number, since it is larger than the sum of its proper divisors (1710249).

4130391 is a wasteful number, since it uses less digits than its factorization.

4130391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 566.

The product of its (nonzero) digits is 324, while the sum is 21.

The square root of 4130391 is about 2032.3363402744. The cubic root of 4130391 is about 160.4465520153.

It can be divided in two parts, 41303 and 91, that multiplied together give a palindrome (3758573).

The spelling of 4130391 in words is "four million, one hundred thirty thousand, three hundred ninety-one".