4942515871 has 2 divisors, whose sum is σ = 4942515872. Its totient is φ = 4942515870.

The previous prime is 4942515863. The next prime is 4942515883. The reversal of 4942515871 is 1785152494.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4942515871 - 2³ = 4942515863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4942515841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2471257935 + 2471257936.

It is an arithmetic number, because the mean of its divisors is an integer number (2471257936).

Almost surely, 2^4942515871 is an apocalyptic number.

4942515871 is a deficient number, since it is larger than the sum of its proper divisors (1).

4942515871 is an equidigital number, since it uses as much as digits as its factorization.

4942515871 is an evil number, because the sum of its binary digits is even.

The product of its digits is 403200, while the sum is 46.

The square root of 4942515871 is about 70303.0288892307. The cubic root of 4942515871 is about 1703.3975732307.

The spelling of 4942515871 in words is "four billion, nine hundred forty-two million, five hundred fifteen thousand, eight hundred seventy-one".