3157255516111 has 2 divisors, whose sum is σ = 3157255516112. Its totient is φ = 3157255516110.

The previous prime is 3157255516097. The next prime is 3157255516127. The reversal of 3157255516111 is 1116155527513.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3157255516111 - 2⁷ = 3157255515983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3157255519111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1578627758055 + 1578627758056.

It is an arithmetic number, because the mean of its divisors is an integer number (1578627758056).

Almost surely, 2^{3157255516111} is an apocalyptic number.

3157255516111 is a deficient number, since it is larger than the sum of its proper divisors (1).

3157255516111 is an equidigital number, since it uses as much as digits as its factorization.

3157255516111 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 157500, while the sum is 43.

The spelling of 3157255516111 in words is "three trillion, one hundred fifty-seven billion, two hundred fifty-five million, five hundred sixteen thousand, one hundred eleven".