123551012413 has 8 divisors (see below), whose sum is σ = 126750057120. Its totient is φ = 120389826480.

The previous prime is 123551012411. The next prime is 123551012471. The reversal of 123551012413 is 314210155321.

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 123551012413 - 2¹ = 123551012411 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 (123551012411) 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, 9458083 + ... + 9471136.

It is an arithmetic number, because the mean of its divisors is an integer number (15843757140).

Almost surely, 2^123551012413 is an apocalyptic number.

It is an amenable number.

123551012413 is a deficient number, since it is larger than the sum of its proper divisors (3199044707).

123551012413 is a wasteful number, since it uses less digits than its factorization.

123551012413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18929387.

The product of its (nonzero) digits is 3600, while the sum is 28.

Adding to 123551012413 its reverse (314210155321), we get a palindrome (437761167734).

The spelling of 123551012413 in words is "one hundred twenty-three billion, five hundred fifty-one million, twelve thousand, four hundred thirteen".