423555141 has 4 divisors (see below), whose sum is σ = 564740192. Its totient is φ = 282370092.

The previous prime is 423555131. The next prime is 423555149. The reversal of 423555141 is 141555324.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 423555141 - 2¹⁵ = 423522373 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 423555099 and 423555108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423555149) 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, 70592521 + ... + 70592526.

It is an arithmetic number, because the mean of its divisors is an integer number (141185048).

Almost surely, 2^423555141 is an apocalyptic number.

It is an amenable number.

423555141 is a deficient number, since it is larger than the sum of its proper divisors (141185051).

423555141 is a wasteful number, since it uses less digits than its factorization.

423555141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141185050.

The product of its digits is 12000, while the sum is 30.

The square root of 423555141 is about 20580.4553156630. The cubic root of 423555141 is about 750.9943202981.

The spelling of 423555141 in words is "four hundred twenty-three million, five hundred fifty-five thousand, one hundred forty-one".