106611115477 has 2 divisors, whose sum is σ = 106611115478. Its totient is φ = 106611115476.

The previous prime is 106611115453. The next prime is 106611115519. The reversal of 106611115477 is 774511116601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 105889064836 + 722050641 = 325406^2 + 26871^2 .

It is a cyclic number.

It is not a de Polignac number, because 106611115477 - 2²⁷ = 106476897749 is a prime.

It is a super-2 number, since 2×106611115477² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (106611115417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53305557738 + 53305557739.

It is an arithmetic number, because the mean of its divisors is an integer number (53305557739).

Almost surely, 2^106611115477 is an apocalyptic number.

It is an amenable number.

106611115477 is a deficient number, since it is larger than the sum of its proper divisors (1).

106611115477 is an equidigital number, since it uses as much as digits as its factorization.

106611115477 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 35280, while the sum is 40.

The spelling of 106611115477 in words is "one hundred six billion, six hundred eleven million, one hundred fifteen thousand, four hundred seventy-seven".