94513838513 has 2 divisors, whose sum is σ = 94513838514. Its totient is φ = 94513838512.

The previous prime is 94513838501. The next prime is 94513838519. The reversal of 94513838513 is 31583831549.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 92153530624 + 2360307889 = 303568^2 + 48583^2 .

It is a cyclic number.

It is not a de Polignac number, because 94513838513 - 2¹² = 94513834417 is a prime.

It is a super-2 number, since 2×94513838513² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (94513838519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47256919256 + 47256919257.

It is an arithmetic number, because the mean of its divisors is an integer number (47256919257).

Almost surely, 2^94513838513 is an apocalyptic number.

It is an amenable number.

94513838513 is a deficient number, since it is larger than the sum of its proper divisors (1).

94513838513 is an equidigital number, since it uses as much as digits as its factorization.

94513838513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1555200, while the sum is 50.

The spelling of 94513838513 in words is "ninety-four billion, five hundred thirteen million, eight hundred thirty-eight thousand, five hundred thirteen".