103439450 has 24 divisors (see below), whose sum is σ = 193637532. Its totient is φ = 41109120.

The previous prime is 103439447. The next prime is 103439503. The reversal of 103439450 is 54934301.

It can be written as a sum of positive squares in 6 ways, for example, as 34000561 + 69438889 = 5831^2 + 8333^2 .

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 11 ways as a sum of consecutive naturals, for example, 1262 + ... + 14438.

Almost surely, 2^103439450 is an apocalyptic number.

103439450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

103439450 is a deficient number, since it is larger than the sum of its proper divisors (90198082).

103439450 is a wasteful number, since it uses less digits than its factorization.

103439450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13346 (or 13341 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 103439450 is about 10170.5186691732. The cubic root of 103439450 is about 469.4205171511.

The spelling of 103439450 in words is "one hundred three million, four hundred thirty-nine thousand, four hundred fifty".