3135857143 has 2 divisors, whose sum is σ = 3135857144. Its totient is φ = 3135857142.

The previous prime is 3135857117. The next prime is 3135857183. The reversal of 3135857143 is 3417585313.

It is a happy number.

It is an a-pointer prime, because the next prime (3135857183) can be obtained adding 3135857143 to its sum of digits (40).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3135857143 - 2⁹ = 3135856631 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3135857096 and 3135857105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3135857183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1567928571 + 1567928572.

It is an arithmetic number, because the mean of its divisors is an integer number (1567928572).

Almost surely, 2^3135857143 is an apocalyptic number.

3135857143 is a deficient number, since it is larger than the sum of its proper divisors (1).

3135857143 is an equidigital number, since it uses as much as digits as its factorization.

3135857143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 151200, while the sum is 40.

The square root of 3135857143 is about 55998.7244765450. The cubic root of 3135857143 is about 1463.7000575902.

The spelling of 3135857143 in words is "three billion, one hundred thirty-five million, eight hundred fifty-seven thousand, one hundred forty-three".