541512449 has 2 divisors, whose sum is σ = 541512450. Its totient is φ = 541512448.

The previous prime is 541512421. The next prime is 541512457. The reversal of 541512449 is 944215145.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 335073025 + 206439424 = 18305^2 + 14368^2 .

It is a cyclic number.

It is not a de Polignac number, because 541512449 - 2⁸ = 541512193 is a prime.

It is a Chen prime.

It is equal to p_28423574 and since 541512449 and 28423574 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (541512149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270756224 + 270756225.

It is an arithmetic number, because the mean of its divisors is an integer number (270756225).

Almost surely, 2^541512449 is an apocalyptic number.

It is an amenable number.

541512449 is a deficient number, since it is larger than the sum of its proper divisors (1).

541512449 is an equidigital number, since it uses as much as digits as its factorization.

541512449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28800, while the sum is 35.

The square root of 541512449 is about 23270.4200434801. The cubic root of 541512449 is about 815.0848389231.

The spelling of 541512449 in words is "five hundred forty-one million, five hundred twelve thousand, four hundred forty-nine".