51061627 has 4 divisors (see below), whose sum is σ = 51175800. Its totient is φ = 50947456.

The previous prime is 51061613. The next prime is 51061639. The reversal of 51061627 is 72616015.

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

It is a cyclic number.

It is not a de Polignac number, because 51061627 - 2⁷ = 51061499 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 51061595 and 51061604.

It is not an unprimeable number, because it can be changed into a prime (51061657) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56413 + ... + 57310.

It is an arithmetic number, because the mean of its divisors is an integer number (12793950).

Almost surely, 2^51061627 is an apocalyptic number.

51061627 is a deficient number, since it is larger than the sum of its proper divisors (114173).

51061627 is a wasteful number, since it uses less digits than its factorization.

51061627 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114172.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 51061627 is about 7145.7418789094. The cubic root of 51061627 is about 370.9922889590.

The spelling of 51061627 in words is "fifty-one million, sixty-one thousand, six hundred twenty-seven".