102243053 has 32 divisors (see below), whose sum is σ = 120766464. Its totient is φ = 85680000.

The previous prime is 102243019. The next prime is 102243059. The reversal of 102243053 is 350342201.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 102243053 - 2²⁰ = 101194477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102243059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 992600 + ... + 992702.

It is an arithmetic number, because the mean of its divisors is an integer number (3773952).

Almost surely, 2^102243053 is an apocalyptic number.

It is an amenable number.

102243053 is a deficient number, since it is larger than the sum of its proper divisors (18523411).

102243053 is a wasteful number, since it uses less digits than its factorization.

102243053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 102243053 is about 10111.5306952014. The cubic root of 102243053 is about 467.6036972444.

Adding to 102243053 its reverse (350342201), we get a palindrome (452585254).

The spelling of 102243053 in words is "one hundred two million, two hundred forty-three thousand, fifty-three".