983940130777 has 2 divisors, whose sum is σ = 983940130778. Its totient is φ = 983940130776.

The previous prime is 983940130769. The next prime is 983940130843. The reversal of 983940130777 is 777031049389.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 947388808921 + 36551321856 = 973339^2 + 191184^2 .

It is a cyclic number.

It is not a de Polignac number, because 983940130777 - 2³ = 983940130769 is a prime.

It is not a weakly prime, because it can be changed into another prime (983940130177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 491970065388 + 491970065389.

It is an arithmetic number, because the mean of its divisors is an integer number (491970065389).

Almost surely, 2^983940130777 is an apocalyptic number.

It is an amenable number.

983940130777 is a deficient number, since it is larger than the sum of its proper divisors (1).

983940130777 is an equidigital number, since it uses as much as digits as its factorization.

983940130777 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8001504, while the sum is 58.

The spelling of 983940130777 in words is "nine hundred eighty-three billion, nine hundred forty million, one hundred thirty thousand, seven hundred seventy-seven".