89148907 has 2 divisors, whose sum is σ = 89148908. Its totient is φ = 89148906.

The previous prime is 89148881. The next prime is 89148911. The reversal of 89148907 is 70984198.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 89148907 - 2¹⁹ = 88624619 is a prime.

It is not a weakly prime, because it can be changed into another prime (89148937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44574453 + 44574454.

It is an arithmetic number, because the mean of its divisors is an integer number (44574454).

Almost surely, 2^89148907 is an apocalyptic number.

89148907 is a deficient number, since it is larger than the sum of its proper divisors (1).

89148907 is an equidigital number, since it uses as much as digits as its factorization.

89148907 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 46.

The square root of 89148907 is about 9441.8698889574. The cubic root of 89148907 is about 446.7233714921.

It can be divided in two parts, 89 and 148907, that added together give a square (148996 = 386²).

The spelling of 89148907 in words is "eighty-nine million, one hundred forty-eight thousand, nine hundred seven".