51227023 has 2 divisors, whose sum is σ = 51227024. Its totient is φ = 51227022.

The previous prime is 51227017. The next prime is 51227027. The reversal of 51227023 is 32072215.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51227023 - 2¹³ = 51218831 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51226985 and 51227003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51227027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25613511 + 25613512.

It is an arithmetic number, because the mean of its divisors is an integer number (25613512).

Almost surely, 2^51227023 is an apocalyptic number.

51227023 is a deficient number, since it is larger than the sum of its proper divisors (1).

51227023 is an equidigital number, since it uses as much as digits as its factorization.

51227023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 51227023 is about 7157.3055684384. The cubic root of 51227023 is about 371.3924231445.

Adding to 51227023 its reverse (32072215), we get a palindrome (83299238).

The spelling of 51227023 in words is "fifty-one million, two hundred twenty-seven thousand, twenty-three".