28654051 has 2 divisors, whose sum is σ = 28654052. Its totient is φ = 28654050.

The previous prime is 28654037. The next prime is 28654081. The reversal of 28654051 is 15045682.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28654051 - 2⁵ = 28654019 is a prime.

It is not a weakly prime, because it can be changed into another prime (28654081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14327025 + 14327026.

It is an arithmetic number, because the mean of its divisors is an integer number (14327026).

Almost surely, 2^28654051 is an apocalyptic number.

28654051 is a deficient number, since it is larger than the sum of its proper divisors (1).

28654051 is an equidigital number, since it uses as much as digits as its factorization.

28654051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9600, while the sum is 31.

The square root of 28654051 is about 5352.9478794399. The cubic root of 28654051 is about 306.0051083488.

The spelling of 28654051 in words is "twenty-eight million, six hundred fifty-four thousand, fifty-one".