51060887 has 2 divisors, whose sum is σ = 51060888. Its totient is φ = 51060886.

The previous prime is 51060883. The next prime is 51060931. The reversal of 51060887 is 78806015.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51060887 - 2² = 51060883 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51060883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25530443 + 25530444.

It is an arithmetic number, because the mean of its divisors is an integer number (25530444).

Almost surely, 2^51060887 is an apocalyptic number.

51060887 is a deficient number, since it is larger than the sum of its proper divisors (1).

51060887 is an equidigital number, since it uses as much as digits as its factorization.

51060887 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13440, while the sum is 35.

The square root of 51060887 is about 7145.6900996335. The cubic root of 51060887 is about 370.9904967742.

The spelling of 51060887 in words is "fifty-one million, sixty thousand, eight hundred eighty-seven".