145446103 has 8 divisors (see below), whose sum is σ = 158785920. Its totient is φ = 132125880.

The previous prime is 145446061. The next prime is 145446113. The reversal of 145446103 is 301644541.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-145446103 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 (145446113) 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, 13726 + ... + 21892.

It is an arithmetic number, because the mean of its divisors is an integer number (19848240).

Almost surely, 2^145446103 is an apocalyptic number.

145446103 is a deficient number, since it is larger than the sum of its proper divisors (13339817).

145446103 is a wasteful number, since it uses less digits than its factorization.

145446103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9797.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 145446103 is about 12060.1037723562. The cubic root of 145446103 is about 525.8970037894.

The spelling of 145446103 in words is "one hundred forty-five million, four hundred forty-six thousand, one hundred three".