1415105220187 has 2 divisors, whose sum is σ = 1415105220188. Its totient is φ = 1415105220186.

The previous prime is 1415105220149. The next prime is 1415105220239. The reversal of 1415105220187 is 7810225015141.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1415105220187 is a prime.

It is not a weakly prime, because it can be changed into another prime (1415105220107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 707552610093 + 707552610094.

It is an arithmetic number, because the mean of its divisors is an integer number (707552610094).

Almost surely, 2^{1415105220187} is an apocalyptic number.

1415105220187 is a deficient number, since it is larger than the sum of its proper divisors (1).

1415105220187 is an equidigital number, since it uses as much as digits as its factorization.

1415105220187 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22400, while the sum is 37.

The spelling of 1415105220187 in words is "one trillion, four hundred fifteen billion, one hundred five million, two hundred twenty thousand, one hundred eighty-seven".