54415549 has 2 divisors, whose sum is σ = 54415550. Its totient is φ = 54415548.

The previous prime is 54415531. The next prime is 54415561. The reversal of 54415549 is 94551445.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48860100 + 5555449 = 6990^2 + 2357^2 .

It is a cyclic number.

It is not a de Polignac number, because 54415549 - 2⁷ = 54415421 is a prime.

It is a super-2 number, since 2×54415549² = 5922103945942802, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54415849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27207774 + 27207775.

It is an arithmetic number, because the mean of its divisors is an integer number (27207775).

Almost surely, 2^54415549 is an apocalyptic number.

It is an amenable number.

54415549 is a deficient number, since it is larger than the sum of its proper divisors (1).

54415549 is an equidigital number, since it uses as much as digits as its factorization.

54415549 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72000, while the sum is 37.

The square root of 54415549 is about 7376.6895691767. The cubic root of 54415549 is about 378.9433921065.

The spelling of 54415549 in words is "fifty-four million, four hundred fifteen thousand, five hundred forty-nine".