1159767552 has 40 divisors (see below), whose sum is σ = 3089697336. Its totient is φ = 386588672.

The previous prime is 1159767541. The next prime is 1159767559. The reversal of 1159767552 is 2557679511.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1159767559) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 375993 + ... + 379064.

Almost surely, 2^1159767552 is an apocalyptic number.

1159767552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1159767552 is an abundant number, since it is smaller than the sum of its proper divisors (1929929784).

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

1159767552 is an frugal number, since it uses more digits than its factorization.

1159767552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 755078 (or 755062 counting only the distinct ones).

The product of its digits is 661500, while the sum is 48.

The square root of 1159767552 is about 34055.3601067438. The cubic root of 1159767552 is about 1050.6473867071.

The spelling of 1159767552 in words is "one billion, one hundred fifty-nine million, seven hundred sixty-seven thousand, five hundred fifty-two".