102849273 has 6 divisors (see below), whose sum is σ = 148560074. Its totient is φ = 68566176.

The previous prime is 102849259. The next prime is 102849277. The reversal of 102849273 is 372948201.

It can be written as a sum of positive squares in only one way, i.e., 82301184 + 20548089 = 9072^2 + 4533^2 .

It is not a de Polignac number, because 102849273 - 2¹² = 102845177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102849277) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5713840 + ... + 5713857.

Almost surely, 2^102849273 is an apocalyptic number.

It is an amenable number.

102849273 is a deficient number, since it is larger than the sum of its proper divisors (45710801).

102849273 is a wasteful number, since it uses less digits than its factorization.

102849273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11427703 (or 11427700 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 102849273 is about 10141.4630601309. The cubic root of 102849273 is about 468.5260493954.

The spelling of 102849273 in words is "one hundred two million, eight hundred forty-nine thousand, two hundred seventy-three".