51067651 has 2 divisors, whose sum is σ = 51067652. Its totient is φ = 51067650.

The previous prime is 51067631. The next prime is 51067657. The reversal of 51067651 is 15676015.

51067651 is nontrivially palindromic in base 16.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51067651 - 2⁹ = 51067139 is a prime.

It is not a weakly prime, because it can be changed into another prime (51067657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25533825 + 25533826.

It is an arithmetic number, because the mean of its divisors is an integer number (25533826).

Almost surely, 2^51067651 is an apocalyptic number.

51067651 is a deficient number, since it is larger than the sum of its proper divisors (1).

51067651 is an equidigital number, since it uses as much as digits as its factorization.

51067651 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6300, while the sum is 31.

The square root of 51067651 is about 7146.1633762460. The cubic root of 51067651 is about 371.0068776681.

The spelling of 51067651 in words is "fifty-one million, sixty-seven thousand, six hundred fifty-one".