1203445102 has 12 divisors (see below), whose sum is σ = 1812577968. Its totient is φ = 599262500.

The previous prime is 1203445097. The next prime is 1203445109. The reversal of 1203445102 is 2015443021.

It is a super-2 number, since 2×1203445102² = 2896560227055580808, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1203445109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 121227 + ... + 130777.

It is an arithmetic number, because the mean of its divisors is an integer number (151048164).

Almost surely, 2^1203445102 is an apocalyptic number.

1203445102 is a deficient number, since it is larger than the sum of its proper divisors (609132866).

1203445102 is an frugal number, since it uses more digits than its factorization.

1203445102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10055 (or 9804 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 1203445102 is about 34690.7062770420. The cubic root of 1203445102 is about 1063.6745328752.

Adding to 1203445102 its reverse (2015443021), we get a palindrome (3218888123).

The spelling of 1203445102 in words is "one billion, two hundred three million, four hundred forty-five thousand, one hundred two".