102173053 has 2 divisors, whose sum is σ = 102173054. Its totient is φ = 102173052.

The previous prime is 102173033. The next prime is 102173069. The reversal of 102173053 is 350371201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71014329 + 31158724 = 8427^2 + 5582^2 .

It is an emirp because it is prime and its reverse (350371201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 102173053 - 2⁹ = 102172541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102173033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51086526 + 51086527.

It is an arithmetic number, because the mean of its divisors is an integer number (51086527).

Almost surely, 2^102173053 is an apocalyptic number.

It is an amenable number.

102173053 is a deficient number, since it is larger than the sum of its proper divisors (1).

102173053 is an equidigital number, since it uses as much as digits as its factorization.

102173053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 630, while the sum is 22.

The square root of 102173053 is about 10108.0687077206. The cubic root of 102173053 is about 467.4969590011.

The spelling of 102173053 in words is "one hundred two million, one hundred seventy-three thousand, fifty-three".