100000501 has 4 divisors (see below), whose sum is σ = 101031532. Its totient is φ = 98969472.

The previous prime is 100000493. The next prime is 100000541. The reversal of 100000501 is 105000001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 35117476 + 64883025 = 5926^2 + 8055^2 .

It is a cyclic number.

It is not a de Polignac number, because 100000501 - 2³ = 100000493 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 (100000541) 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, 515370 + ... + 515563.

It is an arithmetic number, because the mean of its divisors is an integer number (25257883).

Almost surely, 2^100000501 is an apocalyptic number.

It is an amenable number.

100000501 is a deficient number, since it is larger than the sum of its proper divisors (1031031).

100000501 is an equidigital number, since it uses as much as digits as its factorization.

100000501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1031030.

The product of its (nonzero) digits is 5, while the sum is 7.

The square root of 100000501 is about 10000.0250499686. The cubic root of 100000501 is about 464.1596585053.

Adding to 100000501 its reverse (105000001), we get a palindrome (205000502).

The spelling of 100000501 in words is "one hundred million, five hundred one", and thus it is an aban number.