7529813113 has 2 divisors, whose sum is σ = 7529813114. Its totient is φ = 7529813112.

The previous prime is 7529813089. The next prime is 7529813147. The reversal of 7529813113 is 3113189257.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6900957184 + 628855929 = 83072^2 + 25077^2 .

It is an emirp because it is prime and its reverse (3113189257) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7529813113 - 2²¹ = 7527715961 is a prime.

It is not a weakly prime, because it can be changed into another prime (7529813173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3764906556 + 3764906557.

It is an arithmetic number, because the mean of its divisors is an integer number (3764906557).

Almost surely, 2^7529813113 is an apocalyptic number.

It is an amenable number.

7529813113 is a deficient number, since it is larger than the sum of its proper divisors (1).

7529813113 is an equidigital number, since it uses as much as digits as its factorization.

7529813113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360, while the sum is 40.

The square root of 7529813113 is about 86774.4957519201. The cubic root of 7529813113 is about 1960.0240446342.

The spelling of 7529813113 in words is "seven billion, five hundred twenty-nine million, eight hundred thirteen thousand, one hundred thirteen".