51113114534 has 4 divisors (see below), whose sum is σ = 76669671804. Its totient is φ = 25556557266.

The previous prime is 51113114527. The next prime is 51113114621. The reversal of 51113114534 is 43541131115.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×51113114534² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 51113114497 and 51113114506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12778278632 + ... + 12778278635.

It is an arithmetic number, because the mean of its divisors is an integer number (19167417951).

Almost surely, 2^51113114534 is an apocalyptic number.

51113114534 is a deficient number, since it is larger than the sum of its proper divisors (25556557270).

51113114534 is a wasteful number, since it uses less digits than its factorization.

51113114534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25556557269.

The product of its digits is 3600, while the sum is 29.

Adding to 51113114534 its reverse (43541131115), we get a palindrome (94654245649).

The spelling of 51113114534 in words is "fifty-one billion, one hundred thirteen million, one hundred fourteen thousand, five hundred thirty-four".