103120445 has 8 divisors (see below), whose sum is σ = 125235936. Its totient is φ = 81502096.

The previous prime is 103120411. The next prime is 103120463. The reversal of 103120445 is 544021301.

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 103120445 - 2⁸ = 103120189 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123827 + ... + 124656.

It is an arithmetic number, because the mean of its divisors is an integer number (15654492).

Almost surely, 2^103120445 is an apocalyptic number.

It is an amenable number.

103120445 is a deficient number, since it is larger than the sum of its proper divisors (22115491).

103120445 is an equidigital number, since it uses as much as digits as its factorization.

103120445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248571.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 103120445 is about 10154.8237306218. The cubic root of 103120445 is about 468.9374593633.

Adding to 103120445 its reverse (544021301), we get a palindrome (647141746).

The spelling of 103120445 in words is "one hundred three million, one hundred twenty thousand, four hundred forty-five".