100540511 has 4 divisors (see below), whose sum is σ = 100563072. Its totient is φ = 100517952.

The previous prime is 100540483. The next prime is 100540537. The reversal of 100540511 is 115045001.

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

It is a cyclic number.

It is not a de Polignac number, because 100540511 - 2²⁶ = 33431647 is a prime.

It is a super-2 number, since 2×100540511² = 20216788704282242, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100540511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100540591) 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, 2111 + ... + 14336.

It is an arithmetic number, because the mean of its divisors is an integer number (25140768).

Almost surely, 2^100540511 is an apocalyptic number.

100540511 is a deficient number, since it is larger than the sum of its proper divisors (22561).

100540511 is an equidigital number, since it uses as much as digits as its factorization.

100540511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22560.

The product of its (nonzero) digits is 100, while the sum is 17.

The square root of 100540511 is about 10026.9891293449. The cubic root of 100540511 is about 464.9936577545.

Adding to 100540511 its reverse (115045001), we get a palindrome (215585512).

The spelling of 100540511 in words is "one hundred million, five hundred forty thousand, five hundred eleven".