545331413 has 4 divisors (see below), whose sum is σ = 594907008. Its totient is φ = 495755820.

The previous prime is 545331383. The next prime is 545331427. The reversal of 545331413 is 314133545.

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 545331413 - 2²⁴ = 528554197 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 (545331443) 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, 24787781 + ... + 24787802.

It is an arithmetic number, because the mean of its divisors is an integer number (148726752).

Almost surely, 2^545331413 is an apocalyptic number.

It is an amenable number.

545331413 is a deficient number, since it is larger than the sum of its proper divisors (49575595).

545331413 is a wasteful number, since it uses less digits than its factorization.

545331413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49575594.

The product of its digits is 10800, while the sum is 29.

The square root of 545331413 is about 23352.3320676972. The cubic root of 545331413 is about 816.9964543581.

Adding to 545331413 its reverse (314133545), we get a palindrome (859464958).

The spelling of 545331413 in words is "five hundred forty-five million, three hundred thirty-one thousand, four hundred thirteen".