54402079 has 2 divisors, whose sum is σ = 54402080. Its totient is φ = 54402078.

The previous prime is 54402067. The next prime is 54402097. The reversal of 54402079 is 97020445.

Together with next prime (54402097) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54402079 - 2¹³ = 54393887 is a prime.

It is a Chen prime.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 54402079.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54402059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27201039 + 27201040.

It is an arithmetic number, because the mean of its divisors is an integer number (27201040).

Almost surely, 2^54402079 is an apocalyptic number.

54402079 is a deficient number, since it is larger than the sum of its proper divisors (1).

54402079 is an equidigital number, since it uses as much as digits as its factorization.

54402079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 54402079 is about 7375.7765014946. The cubic root of 54402079 is about 378.9121217018.

The spelling of 54402079 in words is "fifty-four million, four hundred two thousand, seventy-nine".