541401449 has 2 divisors, whose sum is σ = 541401450. Its totient is φ = 541401448.

The previous prime is 541401401. The next prime is 541401451. The reversal of 541401449 is 944104145.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 472627600 + 68773849 = 21740^2 + 8293^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-541401449 is a prime.

Together with 541401451, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (541401479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270700724 + 270700725.

It is an arithmetic number, because the mean of its divisors is an integer number (270700725).

Almost surely, 2^541401449 is an apocalyptic number.

It is an amenable number.

541401449 is a deficient number, since it is larger than the sum of its proper divisors (1).

541401449 is an equidigital number, since it uses as much as digits as its factorization.

541401449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 541401449 is about 23268.0349191761. The cubic root of 541401449 is about 815.0291426968.

The spelling of 541401449 in words is "five hundred forty-one million, four hundred one thousand, four hundred forty-nine".