89407147 has 2 divisors, whose sum is σ = 89407148. Its totient is φ = 89407146.

The previous prime is 89407121. The next prime is 89407177. The reversal of 89407147 is 74170498.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 89407147 - 2¹⁵ = 89374379 is a prime.

It is not a weakly prime, because it can be changed into another prime (89407117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44703573 + 44703574.

It is an arithmetic number, because the mean of its divisors is an integer number (44703574).

Almost surely, 2^89407147 is an apocalyptic number.

89407147 is a deficient number, since it is larger than the sum of its proper divisors (1).

89407147 is an equidigital number, since it uses as much as digits as its factorization.

89407147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56448, while the sum is 40.

The square root of 89407147 is about 9455.5352571919. The cubic root of 89407147 is about 447.1543008053.

The spelling of 89407147 in words is "eighty-nine million, four hundred seven thousand, one hundred forty-seven".