4247042551 has 2 divisors, whose sum is σ = 4247042552. Its totient is φ = 4247042550.

The previous prime is 4247042539. The next prime is 4247042573. The reversal of 4247042551 is 1552407424.

4247042551 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4247042551 - 2¹¹ = 4247040503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4247042581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2123521275 + 2123521276.

It is an arithmetic number, because the mean of its divisors is an integer number (2123521276).

Almost surely, 2^4247042551 is an apocalyptic number.

4247042551 is a deficient number, since it is larger than the sum of its proper divisors (1).

4247042551 is an equidigital number, since it uses as much as digits as its factorization.

4247042551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 44800, while the sum is 34.

The square root of 4247042551 is about 65169.3375062230. The cubic root of 4247042551 is about 1619.4300884852.

Adding to 4247042551 its reverse (1552407424), we get a palindrome (5799449975).

The spelling of 4247042551 in words is "four billion, two hundred forty-seven million, forty-two thousand, five hundred fifty-one".