545410401 has 4 divisors (see below), whose sum is σ = 727213872. Its totient is φ = 363606932.

The previous prime is 545410399. The next prime is 545410429. The reversal of 545410401 is 104014545.

It is a happy number.

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 a cyclic number.

It is not a de Polignac number, because 545410401 - 2¹ = 545410399 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (545410471) 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, 90901731 + ... + 90901736.

It is an arithmetic number, because the mean of its divisors is an integer number (181803468).

Almost surely, 2^545410401 is an apocalyptic number.

It is an amenable number.

545410401 is a deficient number, since it is larger than the sum of its proper divisors (181803471).

545410401 is a wasteful number, since it uses less digits than its factorization.

545410401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181803470.

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 545410401 is about 23354.0232294138. The cubic root of 545410401 is about 817.0358981403.

Adding to 545410401 its reverse (104014545), we get a palindrome (649424946).

The spelling of 545410401 in words is "five hundred forty-five million, four hundred ten thousand, four hundred one".