1159969536 has 216 divisors, whose sum is σ = 3750159504. Its totient is φ = 341729280.

The previous prime is 1159969523. The next prime is 1159969609. The reversal of 1159969536 is 6359699511.

It is a happy number.

1159969536 is a `hidden beast` number, since 1 + 15 + 9 + 96 + 9 + 536 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 937110 + ... + 938346.

Almost surely, 2^1159969536 is an apocalyptic number.

1159969536 is a gapful number since it is divisible by the number (16) 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 1159969536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1875079752).

1159969536 is an abundant number, since it is smaller than the sum of its proper divisors (2590189968).

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

1159969536 is a wasteful number, since it uses less digits than its factorization.

1159969536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1307 (or 1290 counting only the distinct ones).

The product of its digits is 1968300, while the sum is 54.

The square root of 1159969536 is about 34058.3255019973. The cubic root of 1159969536 is about 1050.7083764123.

The spelling of 1159969536 in words is "one billion, one hundred fifty-nine million, nine hundred sixty-nine thousand, five hundred thirty-six".