123081637963 has 8 divisors (see below), whose sum is σ = 125208059760. Its totient is φ = 120956559360.

The previous prime is 123081637859. The next prime is 123081637981. The reversal of 123081637963 is 369736180321.

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

It is a cyclic number.

It is not a de Polignac number, because 123081637963 - 2⁹ = 123081637451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123081637163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150070 + ... + 518347.

It is an arithmetic number, because the mean of its divisors is an integer number (15651007470).

Almost surely, 2^123081637963 is an apocalyptic number.

123081637963 is a deficient number, since it is larger than the sum of its proper divisors (2126421797).

123081637963 is an equidigital number, since it uses as much as digits as its factorization.

123081637963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 671597.

The product of its (nonzero) digits is 979776, while the sum is 49.

The spelling of 123081637963 in words is "one hundred twenty-three billion, eighty-one million, six hundred thirty-seven thousand, nine hundred sixty-three".