109845000787 has 2 divisors, whose sum is σ = 109845000788. Its totient is φ = 109845000786.

The previous prime is 109845000739. The next prime is 109845000791. The reversal of 109845000787 is 787000548901.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 109845000787 - 2²⁷ = 109710783059 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 109845000787.

It is not a weakly prime, because it can be changed into another prime (109845009787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54922500393 + 54922500394.

It is an arithmetic number, because the mean of its divisors is an integer number (54922500394).

Almost surely, 2^109845000787 is an apocalyptic number.

109845000787 is a deficient number, since it is larger than the sum of its proper divisors (1).

109845000787 is an equidigital number, since it uses as much as digits as its factorization.

109845000787 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 564480, while the sum is 49.

The spelling of 109845000787 in words is "one hundred nine billion, eight hundred forty-five million, seven hundred eighty-seven", and thus it is an aban number.