10119955477 has 2 divisors, whose sum is σ = 10119955478. Its totient is φ = 10119955476.

The previous prime is 10119955463. The next prime is 10119955481. The reversal of 10119955477 is 77455991101.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8456457681 + 1663497796 = 91959^2 + 40786^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10119955477 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10119955477.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10119952477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5059977738 + 5059977739.

It is an arithmetic number, because the mean of its divisors is an integer number (5059977739).

Almost surely, 2^10119955477 is an apocalyptic number.

It is an amenable number.

10119955477 is a deficient number, since it is larger than the sum of its proper divisors (1).

10119955477 is an equidigital number, since it uses as much as digits as its factorization.

10119955477 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 396900, while the sum is 49.

The spelling of 10119955477 in words is "ten billion, one hundred nineteen million, nine hundred fifty-five thousand, four hundred seventy-seven".