378745103 has 4 divisors (see below), whose sum is σ = 413176488. Its totient is φ = 344313720.

The previous prime is 378745099. The next prime is 378745109. The reversal of 378745103 is 301547873.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 301547873 = 11 ⋅27413443.

It is a cyclic number.

It is not a de Polignac number, because 378745103 - 2² = 378745099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (378745109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17215676 + ... + 17215697.

It is an arithmetic number, because the mean of its divisors is an integer number (103294122).

Almost surely, 2^378745103 is an apocalyptic number.

378745103 is a deficient number, since it is larger than the sum of its proper divisors (34431385).

378745103 is a wasteful number, since it uses less digits than its factorization.

378745103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34431384.

The product of its (nonzero) digits is 70560, while the sum is 38.

The square root of 378745103 is about 19461.3746431232. The cubic root of 378745103 is about 723.5174479234.

The spelling of 378745103 in words is "three hundred seventy-eight million, seven hundred forty-five thousand, one hundred three".