90568123 has 2 divisors, whose sum is σ = 90568124. Its totient is φ = 90568122.

The previous prime is 90568111. The next prime is 90568133. The reversal of 90568123 is 32186509.

It is a strong prime.

It is an emirp because it is prime and its reverse (32186509) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-90568123 is a prime.

It is not a weakly prime, because it can be changed into another prime (90568133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45284061 + 45284062.

It is an arithmetic number, because the mean of its divisors is an integer number (45284062).

Almost surely, 2^90568123 is an apocalyptic number.

90568123 is a deficient number, since it is larger than the sum of its proper divisors (1).

90568123 is an equidigital number, since it uses as much as digits as its factorization.

90568123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 90568123 is about 9516.7285870723. The cubic root of 90568123 is about 449.0814563782.

The spelling of 90568123 in words is "ninety million, five hundred sixty-eight thousand, one hundred twenty-three".