1132201440 has 72 divisors (see below), whose sum is σ = 3863642328. Its totient is φ = 301920000.

The previous prime is 1132201439. The next prime is 1132201451. The reversal of 1132201440 is 441022311.

1132201440 is a `hidden beast` number, since 1 + 1 + 3 + 220 + 1 + 440 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 391686 + ... + 394565.

It is an arithmetic number, because the mean of its divisors is an integer number (53661699).

Almost surely, 2^1132201440 is an apocalyptic number.

1132201440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1132201440 is an abundant number, since it is smaller than the sum of its proper divisors (2731440888).

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

1132201440 is a wasteful number, since it uses less digits than its factorization.

1132201440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 786272 (or 786261 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1132201440 is about 33648.2011406256. The cubic root of 1132201440 is about 1042.2563928835.

Adding to 1132201440 its reverse (441022311), we get a palindrome (1573223751).

The spelling of 1132201440 in words is "one billion, one hundred thirty-two million, two hundred one thousand, four hundred forty".