54283729 has 2 divisors, whose sum is σ = 54283730. Its totient is φ = 54283728.

The previous prime is 54283711. The next prime is 54283751. The reversal of 54283729 is 92738245.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41667025 + 12616704 = 6455^2 + 3552^2 .

It is a cyclic number.

It is not a de Polignac number, because 54283729 - 2¹¹ = 54281681 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54283691 and 54283700.

It is not a weakly prime, because it can be changed into another prime (54283709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27141864 + 27141865.

It is an arithmetic number, because the mean of its divisors is an integer number (27141865).

Almost surely, 2^54283729 is an apocalyptic number.

It is an amenable number.

54283729 is a deficient number, since it is larger than the sum of its proper divisors (1).

54283729 is an equidigital number, since it uses as much as digits as its factorization.

54283729 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120960, while the sum is 40.

The square root of 54283729 is about 7367.7492492619. The cubic root of 54283729 is about 378.6371517688.

The spelling of 54283729 in words is "fifty-four million, two hundred eighty-three thousand, seven hundred twenty-nine".