100503245 has 8 divisors (see below), whose sum is σ = 121236480. Its totient is φ = 79980880.

The previous prime is 100503239. The next prime is 100503253. The reversal of 100503245 is 542305001.

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

It is not a de Polignac number, because 100503245 - 2¹⁴ = 100486861 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, 51665 + ... + 53574.

It is an arithmetic number, because the mean of its divisors is an integer number (15154560).

Almost surely, 2^100503245 is an apocalyptic number.

It is an amenable number.

100503245 is a deficient number, since it is larger than the sum of its proper divisors (20733235).

100503245 is a wasteful number, since it uses less digits than its factorization.

100503245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105435.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 100503245 is about 10025.1306724651. The cubic root of 100503245 is about 464.9361996715.

Adding to 100503245 its reverse (542305001), we get a palindrome (642808246).

The spelling of 100503245 in words is "one hundred million, five hundred three thousand, two hundred forty-five".