123537441113 has 8 divisors (see below), whose sum is σ = 123774321888. Its totient is φ = 123300773344.

The previous prime is 123537441103. The next prime is 123537441143. The reversal of 123537441113 is 311144735321.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123537441113 is a prime.

It is a super-2 number, since 2×123537441113² (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 (123537441103) 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, 1132970 + ... + 1237212.

It is an arithmetic number, because the mean of its divisors is an integer number (15471790236).

Almost surely, 2^123537441113 is an apocalyptic number.

It is an amenable number.

123537441113 is a deficient number, since it is larger than the sum of its proper divisors (236880775).

123537441113 is a wasteful number, since it uses less digits than its factorization.

123537441113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106503.

The product of its digits is 30240, while the sum is 35.

The spelling of 123537441113 in words is "one hundred twenty-three billion, five hundred thirty-seven million, four hundred forty-one thousand, one hundred thirteen".