104545231 has 4 divisors (see below), whose sum is σ = 119480272. Its totient is φ = 89610192.

The previous prime is 104545229. The next prime is 104545297. The reversal of 104545231 is 132545401.

It is a happy number.

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

It is not a de Polignac number, because 104545231 - 2¹ = 104545229 is a prime.

It is a super-2 number, since 2×104545231² = 21859410649686722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 104545196 and 104545205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104545211) 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, 7467510 + ... + 7467523.

It is an arithmetic number, because the mean of its divisors is an integer number (29870068).

Almost surely, 2^104545231 is an apocalyptic number.

104545231 is a deficient number, since it is larger than the sum of its proper divisors (14935041).

104545231 is an equidigital number, since it uses as much as digits as its factorization.

104545231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14935040.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 104545231 is about 10224.7362313167. The cubic root of 104545231 is about 471.0873136272.

The spelling of 104545231 in words is "one hundred four million, five hundred forty-five thousand, two hundred thirty-one".