103001000 has 32 divisors (see below), whose sum is σ = 241024680. Its totient is φ = 41200000.

The previous prime is 103000999. The next prime is 103001077. The reversal of 103001000 is 100301.

It can be written as a sum of positive squares in 4 ways, for example, as 8561476 + 94439524 = 2926^2 + 9718^2 .

It is a Harshad number since it is a multiple of its sum of digits (5).

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 7 ways as a sum of consecutive naturals, for example, 50501 + ... + 52500.

Almost surely, 2^103001000 is an apocalyptic number.

103001000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103001000 is an abundant number, since it is smaller than the sum of its proper divisors (138023680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103001000 is a wasteful number, since it uses less digits than its factorization.

103001000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103022 (or 103008 counting only the distinct ones).

The product of its (nonzero) digits is 3, while the sum is 5.

The square root of 103001000 is about 10148.9408314365. The cubic root of 103001000 is about 468.7563317663.

Adding to 103001000 its reverse (100301), we get a palindrome (103101301).

The spelling of 103001000 in words is "one hundred three million, one thousand".