1156450170 has 64 divisors (see below), whose sum is σ = 2916904320. Its totient is φ = 293061888.

The previous prime is 1156450157. The next prime is 1156450193. The reversal of 1156450170 is 710546511.

1156450170 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 35616 + ... + 59844.

It is an arithmetic number, because the mean of its divisors is an integer number (45576630).

Almost surely, 2^1156450170 is an apocalyptic number.

1156450170 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 1156450170, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1458452160).

1156450170 is an abundant number, since it is smaller than the sum of its proper divisors (1760454150).

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

1156450170 is a wasteful number, since it uses less digits than its factorization.

1156450170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24319.

The product of its (nonzero) digits is 4200, while the sum is 30.

The square root of 1156450170 is about 34006.6195026792. The cubic root of 1156450170 is about 1049.6446779578.

Adding to 1156450170 its reverse (710546511), we get a palindrome (1866996681).

The spelling of 1156450170 in words is "one billion, one hundred fifty-six million, four hundred fifty thousand, one hundred seventy".