51054511 has 2 divisors, whose sum is σ = 51054512. Its totient is φ = 51054510.

The previous prime is 51054481. The next prime is 51054517. The reversal of 51054511 is 11545015.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51054511 - 2¹⁹ = 50530223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51054517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25527255 + 25527256.

It is an arithmetic number, because the mean of its divisors is an integer number (25527256).

Almost surely, 2^51054511 is an apocalyptic number.

51054511 is a deficient number, since it is larger than the sum of its proper divisors (1).

51054511 is an equidigital number, since it uses as much as digits as its factorization.

51054511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 500, while the sum is 22.

The square root of 51054511 is about 7145.2439426516. The cubic root of 51054511 is about 370.9750542048.

Adding to 51054511 its reverse (11545015), we get a palindrome (62599526).

The spelling of 51054511 in words is "fifty-one million, fifty-four thousand, five hundred eleven".