321060541 has 2 divisors, whose sum is σ = 321060542. Its totient is φ = 321060540.

The previous prime is 321060533. The next prime is 321060547. The reversal of 321060541 is 145060123.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 318765316 + 2295225 = 17854^2 + 1515^2 .

It is a cyclic number.

It is not a de Polignac number, because 321060541 - 2³ = 321060533 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (321060547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160530270 + 160530271.

It is an arithmetic number, because the mean of its divisors is an integer number (160530271).

Almost surely, 2^321060541 is an apocalyptic number.

It is an amenable number.

321060541 is a deficient number, since it is larger than the sum of its proper divisors (1).

321060541 is an equidigital number, since it uses as much as digits as its factorization.

321060541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 321060541 is about 17918.1623220686. The cubic root of 321060541 is about 684.7451702762.

The spelling of 321060541 in words is "three hundred twenty-one million, sixty thousand, five hundred forty-one".