1058431 has 4 divisors (see below), whose sum is σ = 1154664. Its totient is φ = 962200.

The previous prime is 1058423. The next prime is 1058443. The reversal of 1058431 is 1348501.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1058431 - 2³ = 1058423 is a prime.

It is a super-2 number, since 2×1058431² = 2240552363522, which contains 22 as substring.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1058461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48100 + ... + 48121.

It is an arithmetic number, because the mean of its divisors is an integer number (288666).

2^1058431 is an apocalyptic number.

1058431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1058431 is a deficient number, since it is larger than the sum of its proper divisors (96233).

1058431 is an equidigital number, since it uses as much as digits as its factorization.

1058431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96232.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 1058431 is about 1028.8007581646. The cubic root of 1058431 is about 101.9109500885.

The spelling of 1058431 in words is "one million, fifty-eight thousand, four hundred thirty-one".