51034427 has 2 divisors, whose sum is σ = 51034428. Its totient is φ = 51034426.

The previous prime is 51034409. The next prime is 51034439. The reversal of 51034427 is 72443015.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51034427 - 2¹⁸ = 50772283 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 51034396 and 51034405.

It is not a weakly prime, because it can be changed into another prime (51034727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25517213 + 25517214.

It is an arithmetic number, because the mean of its divisors is an integer number (25517214).

Almost surely, 2^51034427 is an apocalyptic number.

51034427 is a deficient number, since it is larger than the sum of its proper divisors (1).

51034427 is an equidigital number, since it uses as much as digits as its factorization.

51034427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 51034427 is about 7143.8383940288. The cubic root of 51034427 is about 370.9264026750.

The spelling of 51034427 in words is "fifty-one million, thirty-four thousand, four hundred twenty-seven".