1302103144 has 16 divisors (see below), whose sum is σ = 2441924100. Its totient is φ = 650923392.

The previous prime is 1302103129. The next prime is 1302103183. The reversal of 1302103144 is 4413012031.

It can be written as a sum of positive squares in 2 ways, for example, as 1256702500 + 45400644 = 35450^2 + 6738^2 .

It is a super-2 number, since 2×1302103144² = 3390945195229369472, which contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 37774 + ... + 63490.

Almost surely, 2^1302103144 is an apocalyptic number.

It is an amenable number.

1302103144 is a deficient number, since it is larger than the sum of its proper divisors (1139820956).

1302103144 is a wasteful number, since it uses less digits than its factorization.

1302103144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32052 (or 32048 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1302103144 is about 36084.6663279571. Note that the first 3 decimals coincide. The cubic root of 1302103144 is about 1091.9811188799.

Adding to 1302103144 its reverse (4413012031), we get a palindrome (5715115175).

The spelling of 1302103144 in words is "one billion, three hundred two million, one hundred three thousand, one hundred forty-four".