60900111001091 has 2 divisors, whose sum is σ = 60900111001092. Its totient is φ = 60900111001090.

The previous prime is 60900111001019. The next prime is 60900111001189. The reversal of 60900111001091 is 19010011100906.

It is a happy number.

Together with previous prime (60900111001019) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 60900111001091 - 2¹⁸ = 60900110738947 is a prime.

It is not a weakly prime, because it can be changed into another prime (60900111001391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30450055500545 + 30450055500546.

It is an arithmetic number, because the mean of its divisors is an integer number (30450055500546).

Almost surely, 2^{60900111001091} is an apocalyptic number.

60900111001091 is a deficient number, since it is larger than the sum of its proper divisors (1).

60900111001091 is an equidigital number, since it uses as much as digits as its factorization.

60900111001091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 486, while the sum is 29.

Adding to 60900111001091 its reverse (19010011100906), we get a palindrome (79910122101997).

The spelling of 60900111001091 in words is "sixty trillion, nine hundred billion, one hundred eleven million, one thousand, ninety-one".