100000511 has 12 divisors (see below), whose sum is σ = 114657552. Its totient is φ = 86875776.

The previous prime is 100000493. The next prime is 100000541. The reversal of 100000511 is 115000001.

It is a happy number.

It is not a de Polignac number, because 100000511 - 2¹⁴ = 99984127 is a prime.

It is a super-2 number, since 2×100000511² = 20000204400522242, which contains 22 as substring.

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 11 ways as a sum of consecutive naturals, for example, 14531 + ... + 20276.

It is an arithmetic number, because the mean of its divisors is an integer number (9554796).

Almost surely, 2^100000511 is an apocalyptic number.

100000511 is a deficient number, since it is larger than the sum of its proper divisors (14657041).

100000511 is a wasteful number, since it uses less digits than its factorization.

100000511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34850 (or 34837 counting only the distinct ones).

The product of its (nonzero) digits is 5, while the sum is 8.

The square root of 100000511 is about 10000.0255499674. The cubic root of 100000511 is about 464.1596739772.

Adding to 100000511 its reverse (115000001), we get a palindrome (215000512).

The spelling of 100000511 in words is "one hundred million, five hundred eleven", and thus it is an aban number.