1141297152 has 104 divisors (see below), whose sum is σ = 3070642080. Its totient is φ = 376995840.

The previous prime is 1141297151. The next prime is 1141297181. The reversal of 1141297152 is 2517921411.

It is a super-2 number, since 2×1141297152² = 2605118378326622208, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141297151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1609374 + ... + 1610082.

Almost surely, 2^1141297152 is an apocalyptic number.

1141297152 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 1141297152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1535321040).

1141297152 is an abundant number, since it is smaller than the sum of its proper divisors (1929344928).

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

1141297152 is an equidigital number, since it uses as much as digits as its factorization.

1141297152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 867 (or 845 counting only the distinct ones).

The product of its digits is 5040, while the sum is 33.

The square root of 1141297152 is about 33783.0897343627. The cubic root of 1141297152 is about 1045.0399935855.

The spelling of 1141297152 in words is "one billion, one hundred forty-one million, two hundred ninety-seven thousand, one hundred fifty-two".