102452243 has 4 divisors (see below), whose sum is σ = 102481440. Its totient is φ = 102423048.

The previous prime is 102452239. The next prime is 102452309. The reversal of 102452243 is 342254201.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 102452243 - 2² = 102452239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102452213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8480 + ... + 16637.

It is an arithmetic number, because the mean of its divisors is an integer number (25620360).

Almost surely, 2^102452243 is an apocalyptic number.

102452243 is a deficient number, since it is larger than the sum of its proper divisors (29197).

102452243 is an equidigital number, since it uses as much as digits as its factorization.

102452243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29196.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 102452243 is about 10121.8695407518. The cubic root of 102452243 is about 467.9223868055.

The spelling of 102452243 in words is "one hundred two million, four hundred fifty-two thousand, two hundred forty-three".