54472057 has 2 divisors, whose sum is σ = 54472058. Its totient is φ = 54472056.

The previous prime is 54472043. The next prime is 54472079. The reversal of 54472057 is 75027445.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44302336 + 10169721 = 6656^2 + 3189^2 .

It is a cyclic number.

It is not a de Polignac number, because 54472057 - 2²³ = 46083449 is a prime.

It is a super-2 number, since 2×54472057² = 5934409987622498, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (54472007) 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, 27236028 + 27236029.

It is an arithmetic number, because the mean of its divisors is an integer number (27236029).

Almost surely, 2^54472057 is an apocalyptic number.

It is an amenable number.

54472057 is a deficient number, since it is larger than the sum of its proper divisors (1).

54472057 is an equidigital number, since it uses as much as digits as its factorization.

54472057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 39200, while the sum is 34.

The square root of 54472057 is about 7380.5187487059. The cubic root of 54472057 is about 379.0745183846.

The spelling of 54472057 in words is "fifty-four million, four hundred seventy-two thousand, fifty-seven".