51411534 has 16 divisors (see below), whose sum is σ = 103479888. Its totient is φ = 17027712.

The previous prime is 51411527. The next prime is 51411551. The reversal of 51411534 is 43511415.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26347 + ... + 28230.

It is an arithmetic number, because the mean of its divisors is an integer number (6467493).

Almost surely, 2^51411534 is an apocalyptic number.

51411534 is an abundant number, since it is smaller than the sum of its proper divisors (52068354).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51411534 is a wasteful number, since it uses less digits than its factorization.

51411534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54739.

The product of its digits is 1200, while the sum is 24.

The square root of 51411534 is about 7170.1836796556. The cubic root of 51411534 is about 371.8377862533.

Adding to 51411534 its reverse (43511415), we get a palindrome (94922949).

The spelling of 51411534 in words is "fifty-one million, four hundred eleven thousand, five hundred thirty-four".