51342341103 has 40 divisors (see below), whose sum is σ = 78191905616. Its totient is φ = 33564326400.

The previous prime is 51342341027. The next prime is 51342341147. The reversal of 51342341103 is 30114324315.

It is a happy number.

51342341103 is a `hidden beast` number, since 513 + 4 + 2 + 3 + 41 + 103 = 666.

It is not a de Polignac number, because 51342341103 - 2⁹ = 51342340591 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51342341173) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1619775 + ... + 1651167.

Almost surely, 2^51342341103 is an apocalyptic number.

51342341103 is a deficient number, since it is larger than the sum of its proper divisors (26849564513).

51342341103 is a wasteful number, since it uses less digits than its factorization.

51342341103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31797 (or 31788 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

Adding to 51342341103 its reverse (30114324315), we get a palindrome (81456665418).

The spelling of 51342341103 in words is "fifty-one billion, three hundred forty-two million, three hundred forty-one thousand, one hundred three".