554242531 has 2 divisors, whose sum is σ = 554242532. Its totient is φ = 554242530.

The previous prime is 554242511. The next prime is 554242537. The reversal of 554242531 is 135242455.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 554242531 - 2⁹ = 554242019 is a prime.

It is a super-2 number, since 2×554242531² = 614369566338571922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 554242493 and 554242502.

It is not a weakly prime, because it can be changed into another prime (554242537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277121265 + 277121266.

It is an arithmetic number, because the mean of its divisors is an integer number (277121266).

Almost surely, 2^554242531 is an apocalyptic number.

554242531 is a deficient number, since it is larger than the sum of its proper divisors (1).

554242531 is an equidigital number, since it uses as much as digits as its factorization.

554242531 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24000, while the sum is 31.

The square root of 554242531 is about 23542.3561055388. The cubic root of 554242531 is about 821.4225411501.

Adding to 554242531 its reverse (135242455), we get a palindrome (689484986).

The spelling of 554242531 in words is "five hundred fifty-four million, two hundred forty-two thousand, five hundred thirty-one".