2100536723587 has 2 divisors, whose sum is σ = 2100536723588. Its totient is φ = 2100536723586.

The previous prime is 2100536723567. The next prime is 2100536723611. The reversal of 2100536723587 is 7853276350012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2100536723587 - 2⁷ = 2100536723459 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2100536723587.

It is not a weakly prime, because it can be changed into another prime (2100536723507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050268361793 + 1050268361794.

It is an arithmetic number, because the mean of its divisors is an integer number (1050268361794).

Almost surely, 2^{2100536723587} is an apocalyptic number.

2100536723587 is a deficient number, since it is larger than the sum of its proper divisors (1).

2100536723587 is an equidigital number, since it uses as much as digits as its factorization.

2100536723587 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2116800, while the sum is 49.

The spelling of 2100536723587 in words is "two trillion, one hundred billion, five hundred thirty-six million, seven hundred twenty-three thousand, five hundred eighty-seven".