10783177121 has 2 divisors, whose sum is σ = 10783177122. Its totient is φ = 10783177120.

The previous prime is 10783177091. The next prime is 10783177133. The reversal of 10783177121 is 12177138701.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8412558400 + 2370618721 = 91720^2 + 48689^2 .

It is a cyclic number.

It is not a de Polignac number, because 10783177121 - 2⁶ = 10783177057 is a prime.

It is not a weakly prime, because it can be changed into another prime (10783177721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5391588560 + 5391588561.

It is an arithmetic number, because the mean of its divisors is an integer number (5391588561).

Almost surely, 2^10783177121 is an apocalyptic number.

It is an amenable number.

10783177121 is a deficient number, since it is larger than the sum of its proper divisors (1).

10783177121 is an equidigital number, since it uses as much as digits as its factorization.

10783177121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16464, while the sum is 38.

The spelling of 10783177121 in words is "ten billion, seven hundred eighty-three million, one hundred seventy-seven thousand, one hundred twenty-one".