102963512171477 has 2 divisors, whose sum is σ = 102963512171478. Its totient is φ = 102963512171476.

The previous prime is 102963512171449. The next prime is 102963512171549. The reversal of 102963512171477 is 774171215369201.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 102885946579441 + 77565592036 = 10143271^2 + 278506^2 .

It is a cyclic number.

It is not a de Polignac number, because 102963512171477 - 2²² = 102963507977173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102963512171417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51481756085738 + 51481756085739.

It is an arithmetic number, because the mean of its divisors is an integer number (51481756085739).

Almost surely, 2^{102963512171477} is an apocalyptic number.

It is an amenable number.

102963512171477 is a deficient number, since it is larger than the sum of its proper divisors (1).

102963512171477 is an equidigital number, since it uses as much as digits as its factorization.

102963512171477 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4445280, while the sum is 56.

The spelling of 102963512171477 in words is "one hundred two trillion, nine hundred sixty-three billion, five hundred twelve million, one hundred seventy-one thousand, four hundred seventy-seven".