1160515620 has 192 divisors, whose sum is σ = 4075142400. Its totient is φ = 271595520.

The previous prime is 1160515571. The next prime is 1160515621. The reversal of 1160515620 is 265150611.

It is a happy number.

1160515620 is a `hidden beast` number, since 1 + 1 + 605 + 1 + 56 + 2 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1160515621) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 168892 + ... + 175628.

It is an arithmetic number, because the mean of its divisors is an integer number (21224700).

Almost surely, 2^1160515620 is an apocalyptic number.

1160515620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1160515620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2037571200).

1160515620 is an abundant number, since it is smaller than the sum of its proper divisors (2914626780).

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

1160515620 is a wasteful number, since it uses less digits than its factorization.

1160515620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6795 (or 6787 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

The square root of 1160515620 is about 34066.3414531118. The cubic root of 1160515620 is about 1050.8732327581.

It can be divided in two parts, 11605 and 15620, that added together give a square (27225 = 165²).

The spelling of 1160515620 in words is "one billion, one hundred sixty million, five hundred fifteen thousand, six hundred twenty".