102693551969 has 2 divisors, whose sum is σ = 102693551970. Its totient is φ = 102693551968.

The previous prime is 102693551957. The next prime is 102693552007. The reversal of 102693551969 is 969155396201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97753149025 + 4940402944 = 312655^2 + 70288^2 .

It is a cyclic number.

It is not a de Polignac number, because 102693551969 - 2³² = 98398584673 is a prime.

It is a super-2 number, since 2×102693551969² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (102693551929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51346775984 + 51346775985.

It is an arithmetic number, because the mean of its divisors is an integer number (51346775985).

Almost surely, 2^102693551969 is an apocalyptic number.

It is an amenable number.

102693551969 is a deficient number, since it is larger than the sum of its proper divisors (1).

102693551969 is an equidigital number, since it uses as much as digits as its factorization.

102693551969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3936600, while the sum is 56.

The spelling of 102693551969 in words is "one hundred two billion, six hundred ninety-three million, five hundred fifty-one thousand, nine hundred sixty-nine".