103018408 has 8 divisors (see below), whose sum is σ = 193159530. Its totient is φ = 51509200.

The previous prime is 103018367. The next prime is 103018427. The reversal of 103018408 is 804810301.

It can be written as a sum of positive squares in only one way, i.e., 101163364 + 1855044 = 10058^2 + 1362^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×103018408² = 21225584773708928, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6438643 + ... + 6438658.

Almost surely, 2^103018408 is an apocalyptic number.

It is an amenable number.

103018408 is a deficient number, since it is larger than the sum of its proper divisors (90141122).

103018408 is a wasteful number, since it uses less digits than its factorization.

103018408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12877307 (or 12877303 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 25.

The square root of 103018408 is about 10149.7984216437. The cubic root of 103018408 is about 468.7827381461.

Adding to 103018408 its reverse (804810301), we get a palindrome (907828709).

The spelling of 103018408 in words is "one hundred three million, eighteen thousand, four hundred eight".