111590287001 has 2 divisors, whose sum is σ = 111590287002. Its totient is φ = 111590287000.

The previous prime is 111590286967. The next prime is 111590287013. The reversal of 111590287001 is 100782095111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 103877934601 + 7712352400 = 322301^2 + 87820^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111590287001 is a prime.

It is not a weakly prime, because it can be changed into another prime (111590287051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55795143500 + 55795143501.

It is an arithmetic number, because the mean of its divisors is an integer number (55795143501).

Almost surely, 2^111590287001 is an apocalyptic number.

It is an amenable number.

111590287001 is a deficient number, since it is larger than the sum of its proper divisors (1).

111590287001 is an equidigital number, since it uses as much as digits as its factorization.

111590287001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 35.

The spelling of 111590287001 in words is "one hundred eleven billion, five hundred ninety million, two hundred eighty-seven thousand, one".