109953541 has 4 divisors (see below), whose sum is σ = 109989900. Its totient is φ = 109917184.

The previous prime is 109953533. The next prime is 109953563. The reversal of 109953541 is 145359901.

It is a happy number.

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 12852225 + 97101316 = 3585^2 + 9854^2 .

It is a cyclic number.

It is not a de Polignac number, because 109953541 - 2³ = 109953533 is a prime.

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 109953541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109953581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13186 + ... + 19843.

It is an arithmetic number, because the mean of its divisors is an integer number (27497475).

Almost surely, 2^109953541 is an apocalyptic number.

It is an amenable number.

109953541 is a deficient number, since it is larger than the sum of its proper divisors (36359).

109953541 is an equidigital number, since it uses as much as digits as its factorization.

109953541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36358.

The product of its (nonzero) digits is 24300, while the sum is 37.

The square root of 109953541 is about 10485.8734018679. The cubic root of 109953541 is about 479.0745202754.

The spelling of 109953541 in words is "one hundred nine million, nine hundred fifty-three thousand, five hundred forty-one".