1172558058 has 64 divisors (see below), whose sum is σ = 2834058240. Its totient is φ = 315937152.

The previous prime is 1172558011. The next prime is 1172558063. The reversal of 1172558058 is 8508552711.

1172558058 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×1172558058³ (a number of 28 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 177910 + ... + 184382.

It is an arithmetic number, because the mean of its divisors is an integer number (44282160).

Almost surely, 2^1172558058 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1172558058, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1417029120).

1172558058 is an abundant number, since it is smaller than the sum of its proper divisors (1661500182).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1172558058 is a wasteful number, since it uses less digits than its factorization.

1172558058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6731.

The product of its (nonzero) digits is 112000, while the sum is 42.

The square root of 1172558058 is about 34242.6350913594. The cubic root of 1172558058 is about 1054.4956321717.

The spelling of 1172558058 in words is "one billion, one hundred seventy-two million, five hundred fifty-eight thousand, fifty-eight".