103287550 has 12 divisors (see below), whose sum is σ = 192114936. Its totient is φ = 41315000.

The previous prime is 103287533. The next prime is 103287571. The reversal of 103287550 is 55782301.

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 1032826 + ... + 1032925.

It is an arithmetic number, because the mean of its divisors is an integer number (16009578).

Almost surely, 2^103287550 is an apocalyptic number.

103287550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

103287550 is a deficient number, since it is larger than the sum of its proper divisors (88827386).

103287550 is a wasteful number, since it uses less digits than its factorization.

103287550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2065763 (or 2065758 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 31.

The square root of 103287550 is about 10163.0482631935. The cubic root of 103287550 is about 469.1906244985.

The spelling of 103287550 in words is "one hundred three million, two hundred eighty-seven thousand, five hundred fifty".