123851187339 has 8 divisors (see below), whose sum is σ = 180147181632. Its totient is φ = 75061325640.

The previous prime is 123851187323. The next prime is 123851187367. The reversal of 123851187339 is 933781158321.

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

It is not a de Polignac number, because 123851187339 - 2⁴ = 123851187323 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 123851187291 and 123851187300.

It is not an unprimeable number, because it can be changed into a prime (123851180339) 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, 1876533109 + ... + 1876533174.

It is an arithmetic number, because the mean of its divisors is an integer number (22518397704).

Almost surely, 2^123851187339 is an apocalyptic number.

123851187339 is a deficient number, since it is larger than the sum of its proper divisors (56295994293).

123851187339 is a wasteful number, since it uses less digits than its factorization.

123851187339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3753066297.

The product of its digits is 1088640, while the sum is 51.

The spelling of 123851187339 in words is "one hundred twenty-three billion, eight hundred fifty-one million, one hundred eighty-seven thousand, three hundred thirty-nine".