606106101091 has 2 divisors, whose sum is σ = 606106101092. Its totient is φ = 606106101090.

The previous prime is 606106101053. The next prime is 606106101101. The reversal of 606106101091 is 190101601606.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 606106101091 - 2²³ = 606097712483 is a prime.

It is a super-2 number, since 2×606106101091² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (606106101011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 303053050545 + 303053050546.

It is an arithmetic number, because the mean of its divisors is an integer number (303053050546).

Almost surely, 2^606106101091 is an apocalyptic number.

606106101091 is a deficient number, since it is larger than the sum of its proper divisors (1).

606106101091 is an equidigital number, since it uses as much as digits as its factorization.

606106101091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 31.

Adding to 606106101091 its reverse (190101601606), we get a palindrome (796207702697).

The spelling of 606106101091 in words is "six hundred six billion, one hundred six million, one hundred one thousand, ninety-one".