109421359 has 4 divisors (see below), whose sum is σ = 109460104. Its totient is φ = 109382616.

The previous prime is 109421339. The next prime is 109421363. The reversal of 109421359 is 953124901.

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 109421359 - 2¹¹ = 109419311 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 (109421339) 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, 14772 + ... + 20905.

It is an arithmetic number, because the mean of its divisors is an integer number (27365026).

Almost surely, 2^109421359 is an apocalyptic number.

109421359 is a deficient number, since it is larger than the sum of its proper divisors (38745).

109421359 is an equidigital number, since it uses as much as digits as its factorization.

109421359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38744.

The product of its (nonzero) digits is 9720, while the sum is 34.

The square root of 109421359 is about 10460.4664809940. The cubic root of 109421359 is about 478.3003530648.

The spelling of 109421359 in words is "one hundred nine million, four hundred twenty-one thousand, three hundred fifty-nine".