554958913 has 2 divisors, whose sum is σ = 554958914. Its totient is φ = 554958912.

The previous prime is 554958889. The next prime is 554958959. The reversal of 554958913 is 319859455.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 384473664 + 170485249 = 19608^2 + 13057^2 .

It is a cyclic number.

It is not a de Polignac number, because 554958913 - 2⁹ = 554958401 is a prime.

It is not a weakly prime, because it can be changed into another prime (554959913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277479456 + 277479457.

It is an arithmetic number, because the mean of its divisors is an integer number (277479457).

Almost surely, 2^554958913 is an apocalyptic number.

It is an amenable number.

554958913 is a deficient number, since it is larger than the sum of its proper divisors (1).

554958913 is an equidigital number, since it uses as much as digits as its factorization.

554958913 is an evil number, because the sum of its binary digits is even.

The product of its digits is 972000, while the sum is 49.

The square root of 554958913 is about 23557.5659396297. The cubic root of 554958913 is about 821.7762966143.

The spelling of 554958913 in words is "five hundred fifty-four million, nine hundred fifty-eight thousand, nine hundred thirteen".