51295423 has 2 divisors, whose sum is σ = 51295424. Its totient is φ = 51295422.

The previous prime is 51295399. The next prime is 51295429. The reversal of 51295423 is 32459215.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51295423 - 2⁹ = 51294911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51295429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25647711 + 25647712.

It is an arithmetic number, because the mean of its divisors is an integer number (25647712).

Almost surely, 2^51295423 is an apocalyptic number.

51295423 is a deficient number, since it is larger than the sum of its proper divisors (1).

51295423 is an equidigital number, since it uses as much as digits as its factorization.

51295423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10800, while the sum is 31.

The square root of 51295423 is about 7162.0823089378. The cubic root of 51295423 is about 371.5576480735.

The spelling of 51295423 in words is "fifty-one million, two hundred ninety-five thousand, four hundred twenty-three".