102803066 has 4 divisors (see below), whose sum is σ = 154204602. Its totient is φ = 51401532.

The previous prime is 102803047. The next prime is 102803069. The reversal of 102803066 is 660308201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 80910025 + 21893041 = 8995^2 + 4679^2 .

It is not an unprimeable number, because it can be changed into a prime (102803069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25700765 + ... + 25700768.

Almost surely, 2^102803066 is an apocalyptic number.

102803066 is a deficient number, since it is larger than the sum of its proper divisors (51401536).

102803066 is an equidigital number, since it uses as much as digits as its factorization.

102803066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51401535.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 102803066 is about 10139.1846812256. The cubic root of 102803066 is about 468.4558741268.

The spelling of 102803066 in words is "one hundred two million, eight hundred three thousand, sixty-six".