54744749 has 2 divisors, whose sum is σ = 54744750. Its totient is φ = 54744748.

The previous prime is 54744713. The next prime is 54744751. The reversal of 54744749 is 94744745.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28015849 + 26728900 = 5293^2 + 5170^2 .

It is a cyclic number.

It is not a de Polignac number, because 54744749 - 2²⁴ = 37967533 is a prime.

Together with 54744751, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54744649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27372374 + 27372375.

It is an arithmetic number, because the mean of its divisors is an integer number (27372375).

Almost surely, 2^54744749 is an apocalyptic number.

It is an amenable number.

54744749 is a deficient number, since it is larger than the sum of its proper divisors (1).

54744749 is an equidigital number, since it uses as much as digits as its factorization.

54744749 is an evil number, because the sum of its binary digits is even.

The product of its digits is 564480, while the sum is 44.

The square root of 54744749 is about 7398.9694552688. The cubic root of 54744749 is about 379.7060260985.

The spelling of 54744749 in words is "fifty-four million, seven hundred forty-four thousand, seven hundred forty-nine".