54451069 has 2 divisors, whose sum is σ = 54451070. Its totient is φ = 54451068.

The previous prime is 54451043. The next prime is 54451081. The reversal of 54451069 is 96015445.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51768025 + 2683044 = 7195^2 + 1638^2 .

It is a cyclic number.

It is not a de Polignac number, because 54451069 - 2¹³ = 54442877 is a prime.

It is a super-2 number, since 2×54451069² = 5929837830485522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54454069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27225534 + 27225535.

It is an arithmetic number, because the mean of its divisors is an integer number (27225535).

Almost surely, 2^54451069 is an apocalyptic number.

It is an amenable number.

54451069 is a deficient number, since it is larger than the sum of its proper divisors (1).

54451069 is an equidigital number, since it uses as much as digits as its factorization.

54451069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 54451069 is about 7379.0967604443. The cubic root of 54451069 is about 379.0258265203.

The spelling of 54451069 in words is "fifty-four million, four hundred fifty-one thousand, sixty-nine".