51043126 has 4 divisors (see below), whose sum is σ = 76564692. Its totient is φ = 25521562.

The previous prime is 51043123. The next prime is 51043127. The reversal of 51043126 is 62134015.

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

It is a junction number, because it is equal to n+sod(n) for n = 51043097 and 51043106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51043123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12760780 + ... + 12760783.

It is an arithmetic number, because the mean of its divisors is an integer number (19141173).

Almost surely, 2^51043126 is an apocalyptic number.

51043126 is a deficient number, since it is larger than the sum of its proper divisors (25521566).

51043126 is a wasteful number, since it uses less digits than its factorization.

51043126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25521565.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 51043126 is about 7144.4472144456. The cubic root of 51043126 is about 370.9474767202.

The spelling of 51043126 in words is "fifty-one million, forty-three thousand, one hundred twenty-six".