3145113613 has 2 divisors, whose sum is σ = 3145113614. Its totient is φ = 3145113612.

The previous prime is 3145113607. The next prime is 3145113623. The reversal of 3145113613 is 3163115413.

3145113613 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3099928329 + 45185284 = 55677^2 + 6722^2 .

It is a cyclic number.

It is not a de Polignac number, because 3145113613 - 2⁵ = 3145113581 is a prime.

It is a super-3 number, since 3×3145113613³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3145113623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1572556806 + 1572556807.

It is an arithmetic number, because the mean of its divisors is an integer number (1572556807).

Almost surely, 2^3145113613 is an apocalyptic number.

It is an amenable number.

3145113613 is a deficient number, since it is larger than the sum of its proper divisors (1).

3145113613 is an equidigital number, since it uses as much as digits as its factorization.

3145113613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3240, while the sum is 28.

The square root of 3145113613 is about 56081.3125113883. The cubic root of 3145113613 is about 1465.1388334222.

The spelling of 3145113613 in words is "three billion, one hundred forty-five million, one hundred thirteen thousand, six hundred thirteen".