28053479 has 2 divisors, whose sum is σ = 28053480. Its totient is φ = 28053478.

The previous prime is 28053427. The next prime is 28053521. The reversal of 28053479 is 97435082.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 28053479 - 2¹² = 28049383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28053409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14026739 + 14026740.

It is an arithmetic number, because the mean of its divisors is an integer number (14026740).

Almost surely, 2^28053479 is an apocalyptic number.

28053479 is a deficient number, since it is larger than the sum of its proper divisors (1).

28053479 is an equidigital number, since it uses as much as digits as its factorization.

28053479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 28053479 is about 5296.5535020426. The cubic root of 28053479 is about 303.8521001190.

The spelling of 28053479 in words is "twenty-eight million, fifty-three thousand, four hundred seventy-nine".