123782941583 has 8 divisors (see below), whose sum is σ = 141469435680. Its totient is φ = 106097251680.

The previous prime is 123782941561. The next prime is 123782941589. The reversal of 123782941583 is 385149287321.

It is a Cunningham number, because it is equal to 351828²-1.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 123782941583 - 2²⁴ = 123766164367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123782941589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 175913 + ... + 527741.

It is an arithmetic number, because the mean of its divisors is an integer number (17683679460).

Almost surely, 2^123782941583 is an apocalyptic number.

123782941583 is a deficient number, since it is larger than the sum of its proper divisors (17686494097).

123782941583 is an equidigital number, since it uses as much as digits as its factorization.

123782941583 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402097.

The product of its digits is 2903040, while the sum is 53.

The spelling of 123782941583 in words is "one hundred twenty-three billion, seven hundred eighty-two million, nine hundred forty-one thousand, five hundred eighty-three".