3867140361157 has 2 divisors, whose sum is σ = 3867140361158. Its totient is φ = 3867140361156.

The previous prime is 3867140361113. The next prime is 3867140361163. The reversal of 3867140361157 is 7511630417683.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2410771707556 + 1456368653601 = 1552666^2 + 1206801^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3867140361157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3867140361197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1933570180578 + 1933570180579.

It is an arithmetic number, because the mean of its divisors is an integer number (1933570180579).

Almost surely, 2^{3867140361157} is an apocalyptic number.

It is an amenable number.

3867140361157 is a deficient number, since it is larger than the sum of its proper divisors (1).

3867140361157 is an equidigital number, since it uses as much as digits as its factorization.

3867140361157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2540160, while the sum is 52.

The spelling of 3867140361157 in words is "three trillion, eight hundred sixty-seven billion, one hundred forty million, three hundred sixty-one thousand, one hundred fifty-seven".