4891034513 has 2 divisors, whose sum is σ = 4891034514. Its totient is φ = 4891034512.

The previous prime is 4891034503. The next prime is 4891034531. The reversal of 4891034513 is 3154301984.

Together with next prime (4891034531) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3245353024 + 1645681489 = 56968^2 + 40567^2 .

It is a cyclic number.

It is not a de Polignac number, because 4891034513 - 2³² = 596067217 is a prime.

It is not a weakly prime, because it can be changed into another prime (4891034503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2445517256 + 2445517257.

It is an arithmetic number, because the mean of its divisors is an integer number (2445517257).

Almost surely, 2^4891034513 is an apocalyptic number.

It is an amenable number.

4891034513 is a deficient number, since it is larger than the sum of its proper divisors (1).

4891034513 is an equidigital number, since it uses as much as digits as its factorization.

4891034513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 4891034513 is about 69935.9314873263. The cubic root of 4891034513 is about 1697.4627100750.

The spelling of 4891034513 in words is "four billion, eight hundred ninety-one million, thirty-four thousand, five hundred thirteen".