51411525 has 48 divisors (see below), whose sum is σ = 93797568. Its totient is φ = 24640000.

The previous prime is 51411517. The next prime is 51411527. The reversal of 51411525 is 52511415.

It is not a de Polignac number, because 51411525 - 2³ = 51411517 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51411495 and 51411504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51411527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 83017 + ... + 83633.

It is an arithmetic number, because the mean of its divisors is an integer number (1954116).

Almost surely, 2^51411525 is an apocalyptic number.

51411525 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

51411525 is a deficient number, since it is larger than the sum of its proper divisors (42386043).

51411525 is a wasteful number, since it uses less digits than its factorization.

51411525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 742 (or 737 counting only the distinct ones).

The product of its digits is 1000, while the sum is 24.

The square root of 51411525 is about 7170.1830520566. The cubic root of 51411525 is about 371.8377645556.

It can be divided in two parts, 5141 and 1525, that added together give a palindrome (6666).

The spelling of 51411525 in words is "fifty-one million, four hundred eleven thousand, five hundred twenty-five".