102993853 has 2 divisors, whose sum is σ = 102993854. Its totient is φ = 102993852.

The previous prime is 102993827. The next prime is 102993859. The reversal of 102993853 is 358399201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 100841764 + 2152089 = 10042^2 + 1467^2 .

It is a cyclic number.

It is not a de Polignac number, because 102993853 - 2¹³ = 102985661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102993859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51496926 + 51496927.

It is an arithmetic number, because the mean of its divisors is an integer number (51496927).

Almost surely, 2^102993853 is an apocalyptic number.

It is an amenable number.

102993853 is a deficient number, since it is larger than the sum of its proper divisors (1).

102993853 is an equidigital number, since it uses as much as digits as its factorization.

102993853 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 58320, while the sum is 40.

The square root of 102993853 is about 10148.5887196201. The cubic root of 102993853 is about 468.7454895447.

The spelling of 102993853 in words is "one hundred two million, nine hundred ninety-three thousand, eight hundred fifty-three".