51470051 has 2 divisors, whose sum is σ = 51470052. Its totient is φ = 51470050.

The previous prime is 51470017. The next prime is 51470053. The reversal of 51470051 is 15007415.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51470051 - 2¹⁰ = 51469027 is a prime.

It is a super-2 number, since 2×51470051² = 5298332299885202, which contains 22 as substring.

Together with 51470053, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 51469999 and 51470026.

It is not a weakly prime, because it can be changed into another prime (51470053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25735025 + 25735026.

It is an arithmetic number, because the mean of its divisors is an integer number (25735026).

Almost surely, 2^51470051 is an apocalyptic number.

51470051 is a deficient number, since it is larger than the sum of its proper divisors (1).

51470051 is an equidigital number, since it uses as much as digits as its factorization.

51470051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 700, while the sum is 23.

The square root of 51470051 is about 7174.2630980471. The cubic root of 51470051 is about 371.9788089636.

Adding to 51470051 its reverse (15007415), we get a palindrome (66477466).

The spelling of 51470051 in words is "fifty-one million, four hundred seventy thousand, fifty-one".