103163381 has 8 divisors (see below), whose sum is σ = 107952384. Its totient is φ = 98465760.

The previous prime is 103163341. The next prime is 103163393. The reversal of 103163381 is 183361301.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 103163381 - 2¹⁸ = 102901237 is a prime.

It is a super-2 number, since 2×103163381² = 21285366358702322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 103163381.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103163341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20531 + ... + 25056.

It is an arithmetic number, because the mean of its divisors is an integer number (13494048).

Almost surely, 2^103163381 is an apocalyptic number.

It is an amenable number.

103163381 is a deficient number, since it is larger than the sum of its proper divisors (4789003).

103163381 is an equidigital number, since it uses as much as digits as its factorization.

103163381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45691.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 103163381 is about 10156.9375798023. The cubic root of 103163381 is about 469.0025337688.

The spelling of 103163381 in words is "one hundred three million, one hundred sixty-three thousand, three hundred eighty-one".