320053541 has 4 divisors (see below), whose sum is σ = 331089900. Its totient is φ = 309017184.

The previous prime is 320053507. The next prime is 320053553. The reversal of 320053541 is 145350023.

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

It can be written as a sum of positive squares in 2 ways, for example, as 147525316 + 172528225 = 12146^2 + 13135^2 .

It is a cyclic number.

It is not a de Polignac number, because 320053541 - 2²² = 315859237 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 (320053501) 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, 5518136 + ... + 5518193.

It is an arithmetic number, because the mean of its divisors is an integer number (82772475).

Almost surely, 2^320053541 is an apocalyptic number.

It is an amenable number.

320053541 is a deficient number, since it is larger than the sum of its proper divisors (11036359).

320053541 is a wasteful number, since it uses less digits than its factorization.

320053541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11036358.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 320053541 is about 17890.0402738507. The cubic root of 320053541 is about 684.0285239692.

The spelling of 320053541 in words is "three hundred twenty million, fifty-three thousand, five hundred forty-one".