54314989 has 2 divisors, whose sum is σ = 54314990. Its totient is φ = 54314988.

The previous prime is 54314969. The next prime is 54315043. The reversal of 54314989 is 98941345.

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., 35462025 + 18852964 = 5955^2 + 4342^2 .

It is a cyclic number.

It is not a de Polignac number, because 54314989 - 2¹³ = 54306797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54314959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27157494 + 27157495.

It is an arithmetic number, because the mean of its divisors is an integer number (27157495).

Almost surely, 2^54314989 is an apocalyptic number.

It is an amenable number.

54314989 is a deficient number, since it is larger than the sum of its proper divisors (1).

54314989 is an equidigital number, since it uses as much as digits as its factorization.

54314989 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 155520, while the sum is 43.

The square root of 54314989 is about 7369.8703516412. The cubic root of 54314989 is about 378.7098188847.

The spelling of 54314989 in words is "fifty-four million, three hundred fourteen thousand, nine hundred eighty-nine".