102997673 has 2 divisors, whose sum is σ = 102997674. Its totient is φ = 102997672.

The previous prime is 102997667. The next prime is 102997691. The reversal of 102997673 is 376799201.

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., 99361024 + 3636649 = 9968^2 + 1907^2 .

It is a cyclic number.

It is not a de Polignac number, because 102997673 - 2¹² = 102993577 is a prime.

It is not a weakly prime, because it can be changed into another prime (102997663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51498836 + 51498837.

It is an arithmetic number, because the mean of its divisors is an integer number (51498837).

Almost surely, 2^102997673 is an apocalyptic number.

It is an amenable number.

102997673 is a deficient number, since it is larger than the sum of its proper divisors (1).

102997673 is an equidigital number, since it uses as much as digits as its factorization.

102997673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 142884, while the sum is 44.

The square root of 102997673 is about 10148.7769213832. The cubic root of 102997673 is about 468.7512846661.

The spelling of 102997673 in words is "one hundred two million, nine hundred ninety-seven thousand, six hundred seventy-three".