1151793552 has 160 divisors (see below), whose sum is σ = 3676486912. Its totient is φ = 302579712.

The previous prime is 1151793529. The next prime is 1151793557. The reversal of 1151793552 is 2553971511.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 1151793552.

It is not an unprimeable number, because it can be changed into a prime (1151793557) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1995888 + ... + 1996464.

Almost surely, 2^1151793552 is an apocalyptic number.

1151793552 is a gapful number since it is divisible by the number (12) 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 1151793552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1838243456).

1151793552 is an abundant number, since it is smaller than the sum of its proper divisors (2524693360).

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

1151793552 is a wasteful number, since it uses less digits than its factorization.

1151793552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1065 (or 1059 counting only the distinct ones).

The product of its digits is 47250, while the sum is 39.

The square root of 1151793552 is about 33938.0840944211. The cubic root of 1151793552 is about 1048.2339327828.

The spelling of 1151793552 in words is "one billion, one hundred fifty-one million, seven hundred ninety-three thousand, five hundred fifty-two".