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1152134441 = 2477465133

1152134441 has 4 divisors (see below), whose sum is σ = 1152602052. Its totient is φ = 1151666832.

The previous prime is 1152134411. The next prime is 1152134447. The reversal of 1152134441 is 1444312511.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 980629225 + 171505216 = 31315^2 + 13096^2 .

It is a cyclic number.

It is not a de Polignac number, because 1152134441 - 214 = 1152118057 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1152134441.

It is not an unprimeable number, because it can be changed into a prime (1152134447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 230090 + ... + 235043.

It is an arithmetic number, because the mean of its divisors is an integer number (288150513).

Almost surely, 21152134441 is an apocalyptic number.

It is an amenable number.

1152134441 is a deficient number, since it is larger than the sum of its proper divisors (467611).

1152134441 is an equidigital number, since it uses as much as digits as its factorization.

1152134441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 467610.

The product of its digits is 1920, while the sum is 26.

The square root of 1152134441 is about 33943.1059421497. The cubic root of 1152134441 is about 1048.3373356221.

Adding to 1152134441 its reverse (1444312511), we get a palindrome (2596446952).

The spelling of 1152134441 in words is "one billion, one hundred fifty-two million, one hundred thirty-four thousand, four hundred forty-one".

Divisors: 1 2477 465133 1152134441