541479977 has 2 divisors, whose sum is σ = 541479978. Its totient is φ = 541479976.

The previous prime is 541479973. The next prime is 541480013. The reversal of 541479977 is 779974145.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 357172201 + 184307776 = 18899^2 + 13576^2 .

It is a cyclic number.

It is not a de Polignac number, because 541479977 - 2² = 541479973 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (541479973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270739988 + 270739989.

It is an arithmetic number, because the mean of its divisors is an integer number (270739989).

Almost surely, 2^541479977 is an apocalyptic number.

It is an amenable number.

541479977 is a deficient number, since it is larger than the sum of its proper divisors (1).

541479977 is an equidigital number, since it uses as much as digits as its factorization.

541479977 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2222640, while the sum is 53.

The square root of 541479977 is about 23269.7223232251. The cubic root of 541479977 is about 815.0685463067.

The spelling of 541479977 in words is "five hundred forty-one million, four hundred seventy-nine thousand, nine hundred seventy-seven".