1058091405 has 32 divisors (see below), whose sum is σ = 1987094784. Its totient is φ = 470624256.

The previous prime is 1058091389. The next prime is 1058091413. The reversal of 1058091405 is 5041908501.

1058091405 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1058091405 - 2⁴ = 1058091389 is a prime.

It is a super-2 number, since 2×1058091405² = 2239114842669748050, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 132292 + ... + 140061.

It is an arithmetic number, because the mean of its divisors is an integer number (62096712).

Almost surely, 2^1058091405 is an apocalyptic number.

1058091405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1058091405 is a deficient number, since it is larger than the sum of its proper divisors (929003379).

1058091405 is a wasteful number, since it uses less digits than its factorization.

1058091405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272405.

The product of its (nonzero) digits is 7200, while the sum is 33.

The square root of 1058091405 is about 32528.3169715250. The cubic root of 1058091405 is about 1019.0004962947. Note that the first 3 decimals are identical.

Adding to 1058091405 its reverse (5041908501), we get a palindrome (6099999906).

The spelling of 1058091405 in words is "one billion, fifty-eight million, ninety-one thousand, four hundred five".