123614775601 has 4 divisors (see below), whose sum is σ = 127877354100. Its totient is φ = 119352197104.

The previous prime is 123614775593. The next prime is 123614775619. The reversal of 123614775601 is 106577416321.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 106577416321 = 1109 ⋅96102269.

It can be written as a sum of positive squares in 2 ways, for example, as 45849087376 + 77765688225 = 214124^2 + 278865^2 .

It is a cyclic number.

It is not a de Polignac number, because 123614775601 - 2³ = 123614775593 is a prime.

It is a super-2 number, since 2×123614775601² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123614775101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2131289206 + ... + 2131289263.

It is an arithmetic number, because the mean of its divisors is an integer number (31969338525).

Almost surely, 2^123614775601 is an apocalyptic number.

It is an amenable number.

123614775601 is a deficient number, since it is larger than the sum of its proper divisors (4262578499).

123614775601 is an equidigital number, since it uses as much as digits as its factorization.

123614775601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4262578498.

The product of its (nonzero) digits is 211680, while the sum is 43.

The spelling of 123614775601 in words is "one hundred twenty-three billion, six hundred fourteen million, seven hundred seventy-five thousand, six hundred one".