10119999947977 has 2 divisors, whose sum is σ = 10119999947978. Its totient is φ = 10119999947976.

The previous prime is 10119999947969. The next prime is 10119999947999. The reversal of 10119999947977 is 77974999991101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8619972688441 + 1500027259536 = 2935979^2 + 1224756^2 .

It is a cyclic number.

It is not a de Polignac number, because 10119999947977 - 2³ = 10119999947969 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10119999947977.

It is not a weakly prime, because it can be changed into another prime (10119999947677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5059999973988 + 5059999973989.

It is an arithmetic number, because the mean of its divisors is an integer number (5059999973989).

Almost surely, 2^{10119999947977} is an apocalyptic number.

It is an amenable number.

10119999947977 is a deficient number, since it is larger than the sum of its proper divisors (1).

10119999947977 is an equidigital number, since it uses as much as digits as its factorization.

10119999947977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 729137052, while the sum is 82.

The spelling of 10119999947977 in words is "ten trillion, one hundred nineteen billion, nine hundred ninety-nine million, nine hundred forty-seven thousand, nine hundred seventy-seven".