1058478899 has 4 divisors (see below), whose sum is σ = 1064817264. Its totient is φ = 1052140536.

The previous prime is 1058478881. The next prime is 1058478901. The reversal of 1058478899 is 9988748501.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1058478899 is a prime.

It is a super-2 number, since 2×1058478899² = 2240755159256504402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1058478829) 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, 3168932 + ... + 3169265.

It is an arithmetic number, because the mean of its divisors is an integer number (266204316).

Almost surely, 2^1058478899 is an apocalyptic number.

1058478899 is a deficient number, since it is larger than the sum of its proper divisors (6338365).

1058478899 is an equidigital number, since it uses as much as digits as its factorization.

1058478899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6338364.

The product of its (nonzero) digits is 5806080, while the sum is 59.

The square root of 1058478899 is about 32534.2726828187. The cubic root of 1058478899 is about 1019.1248738248.

The spelling of 1058478899 in words is "one billion, fifty-eight million, four hundred seventy-eight thousand, eight hundred ninety-nine".