89148863 has 2 divisors, whose sum is σ = 89148864. Its totient is φ = 89148862.

The previous prime is 89148859. The next prime is 89148881. The reversal of 89148863 is 36884198.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 89148863 - 2² = 89148859 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89148853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44574431 + 44574432.

It is an arithmetic number, because the mean of its divisors is an integer number (44574432).

Almost surely, 2^89148863 is an apocalyptic number.

89148863 is a deficient number, since it is larger than the sum of its proper divisors (1).

89148863 is an equidigital number, since it uses as much as digits as its factorization.

89148863 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 331776, while the sum is 47.

The square root of 89148863 is about 9441.8675589102. The cubic root of 89148863 is about 446.7232979977.

The spelling of 89148863 in words is "eighty-nine million, one hundred forty-eight thousand, eight hundred sixty-three".