109587578011 has 2 divisors, whose sum is σ = 109587578012. Its totient is φ = 109587578010.

The previous prime is 109587577973. The next prime is 109587578083. The reversal of 109587578011 is 110875785901.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 109587578011 - 2²¹ = 109585480859 is a prime.

It is a super-2 number, since 2×109587578011² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 109587578011.

It is not a weakly prime, because it can be changed into another prime (109587578911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54793789005 + 54793789006.

It is an arithmetic number, because the mean of its divisors is an integer number (54793789006).

Almost surely, 2^109587578011 is an apocalyptic number.

109587578011 is a deficient number, since it is larger than the sum of its proper divisors (1).

109587578011 is an equidigital number, since it uses as much as digits as its factorization.

109587578011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 705600, while the sum is 52.

The spelling of 109587578011 in words is "one hundred nine billion, five hundred eighty-seven million, five hundred seventy-eight thousand, eleven".