1131433940358 has 128 divisors (see below), whose sum is σ = 2545744204800. Its totient is φ = 372466999296.

The previous prime is 1131433940353. The next prime is 1131433940359. The reversal of 1131433940358 is 8530493341311.

1131433940358 is a `hidden beast` number, since 113 + 143 + 3 + 9 + 40 + 358 = 666.

It is a super-2 number, since 2×1131433940358² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131433940353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1522790935 + ... + 1522791677.

It is an arithmetic number, because the mean of its divisors is an integer number (19888626600).

Almost surely, 2^{1131433940358} is an apocalyptic number.

1131433940358 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1131433940358 is an abundant number, since it is smaller than the sum of its proper divisors (1414310264442).

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

1131433940358 is a wasteful number, since it uses less digits than its factorization.

1131433940358 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1803 (or 1797 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 45.

The spelling of 1131433940358 in words is "one trillion, one hundred thirty-one billion, four hundred thirty-three million, nine hundred forty thousand, three hundred fifty-eight".