1101001087 has 2 divisors, whose sum is σ = 1101001088. Its totient is φ = 1101001086.

The previous prime is 1101001067. The next prime is 1101001123. The reversal of 1101001087 is 7801001011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1101001087 - 2¹⁹ = 1100476799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1101001067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550500543 + 550500544.

It is an arithmetic number, because the mean of its divisors is an integer number (550500544).

Almost surely, 2^1101001087 is an apocalyptic number.

1101001087 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101001087 is an equidigital number, since it uses as much as digits as its factorization.

1101001087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56, while the sum is 19.

The square root of 1101001087 is about 33181.3364257680. The cubic root of 1101001087 is about 1032.5931726896.

Adding to 1101001087 its reverse (7801001011), we get a palindrome (8902002098).

The spelling of 1101001087 in words is "one billion, one hundred one million, one thousand, eighty-seven".