103455445 has 8 divisors (see below), whose sum is σ = 124277760. Its totient is φ = 82676880.

The previous prime is 103455431. The next prime is 103455467. The reversal of 103455445 is 544554301.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-103455445 is a prime.

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, 5485 + ... + 15394.

It is an arithmetic number, because the mean of its divisors is an integer number (15534720).

Almost surely, 2^103455445 is an apocalyptic number.

It is an amenable number.

103455445 is a deficient number, since it is larger than the sum of its proper divisors (20822315).

103455445 is an equidigital number, since it uses as much as digits as its factorization.

103455445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21875.

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 103455445 is about 10171.3049801881. The cubic root of 103455445 is about 469.4447116411. Note that the first 3 decimals are identical.

The spelling of 103455445 in words is "one hundred three million, four hundred fifty-five thousand, four hundred forty-five".