1180858770 has 192 divisors, whose sum is σ = 3897987840. Its totient is φ = 249080832.

The previous prime is 1180858747. The next prime is 1180858799. The reversal of 1180858770 is 778580811.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 317562 + ... + 321258.

It is an arithmetic number, because the mean of its divisors is an integer number (20302020).

Almost surely, 2^1180858770 is an apocalyptic number.

1180858770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1180858770, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1948993920).

1180858770 is an abundant number, since it is smaller than the sum of its proper divisors (2717129070).

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

1180858770 is a wasteful number, since it uses less digits than its factorization.

1180858770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3746 (or 3727 counting only the distinct ones).

The product of its (nonzero) digits is 125440, while the sum is 45.

The square root of 1180858770 is about 34363.6256818165. The cubic root of 1180858770 is about 1056.9780936563.

The spelling of 1180858770 in words is "one billion, one hundred eighty million, eight hundred fifty-eight thousand, seven hundred seventy".