105529280477 has 2 divisors, whose sum is σ = 105529280478. Its totient is φ = 105529280476.

The previous prime is 105529280473. The next prime is 105529280491. The reversal of 105529280477 is 774082925501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97456976761 + 8072303716 = 312181^2 + 89846^2 .

It is a cyclic number.

It is not a de Polignac number, because 105529280477 - 2² = 105529280473 is a prime.

It is a super-2 number, since 2×105529280477² (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 (105529280473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52764640238 + 52764640239.

It is an arithmetic number, because the mean of its divisors is an integer number (52764640239).

Almost surely, 2^105529280477 is an apocalyptic number.

It is an amenable number.

105529280477 is a deficient number, since it is larger than the sum of its proper divisors (1).

105529280477 is an equidigital number, since it uses as much as digits as its factorization.

105529280477 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1411200, while the sum is 50.

The spelling of 105529280477 in words is "one hundred five billion, five hundred twenty-nine million, two hundred eighty thousand, four hundred seventy-seven".