54942529 has 2 divisors, whose sum is σ = 54942530. Its totient is φ = 54942528.

The previous prime is 54942473. The next prime is 54942533. The reversal of 54942529 is 92524945.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39942400 + 15000129 = 6320^2 + 3873^2 .

It is a cyclic number.

It is not a de Polignac number, because 54942529 - 2⁷ = 54942401 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54942491 and 54942500.

It is not a weakly prime, because it can be changed into another prime (54942539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27471264 + 27471265.

It is an arithmetic number, because the mean of its divisors is an integer number (27471265).

Almost surely, 2^54942529 is an apocalyptic number.

It is an amenable number.

54942529 is a deficient number, since it is larger than the sum of its proper divisors (1).

54942529 is an equidigital number, since it uses as much as digits as its factorization.

54942529 is an evil number, because the sum of its binary digits is even.

The product of its digits is 129600, while the sum is 40.

The square root of 54942529 is about 7412.3227803436. The cubic root of 54942529 is about 380.1627396208.

The spelling of 54942529 in words is "fifty-four million, nine hundred forty-two thousand, five hundred twenty-nine".