1132405461 has 32 divisors (see below), whose sum is σ = 1879632000. Its totient is φ = 667751040.

The previous prime is 1132405459. The next prime is 1132405481. The reversal of 1132405461 is 1645042311.

It is a happy number.

1132405461 is a `hidden beast` number, since 113 + 2 + 4 + 0 + 546 + 1 = 666.

It is not a de Polignac number, because 1132405461 - 2¹ = 1132405459 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1132405441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 40536 + ... + 62513.

It is an arithmetic number, because the mean of its divisors is an integer number (58738500).

Almost surely, 2^1132405461 is an apocalyptic number.

1132405461 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1132405461 is a deficient number, since it is larger than the sum of its proper divisors (747226539).

1132405461 is a wasteful number, since it uses less digits than its factorization.

1132405461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103106 (or 103100 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 1132405461 is about 33651.2326817310. The cubic root of 1132405461 is about 1042.3189934693.

Adding to 1132405461 its reverse (1645042311), we get a palindrome (2777447772).

The spelling of 1132405461 in words is "one billion, one hundred thirty-two million, four hundred five thousand, four hundred sixty-one".