1132405785631 has 2 divisors, whose sum is σ = 1132405785632. Its totient is φ = 1132405785630.

The previous prime is 1132405785619. The next prime is 1132405785677. The reversal of 1132405785631 is 1365875042311.

It is an a-pointer prime, because the next prime (1132405785677) can be obtained adding 1132405785631 to its sum of digits (46).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1132405785631 - 2³⁷ = 994966832159 is a prime.

It is a super-2 number, since 2×1132405785631² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1132405785331) 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 as a sum of consecutive naturals, namely, 566202892815 + 566202892816.

It is an arithmetic number, because the mean of its divisors is an integer number (566202892816).

Almost surely, 2^{1132405785631} is an apocalyptic number.

1132405785631 is a deficient number, since it is larger than the sum of its proper divisors (1).

1132405785631 is an equidigital number, since it uses as much as digits as its factorization.

1132405785631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 604800, while the sum is 46.

The spelling of 1132405785631 in words is "one trillion, one hundred thirty-two billion, four hundred five million, seven hundred eighty-five thousand, six hundred thirty-one".