90010147 has 2 divisors, whose sum is σ = 90010148. Its totient is φ = 90010146.

The previous prime is 90010139. The next prime is 90010153. The reversal of 90010147 is 74101009.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 90010147 - 2³ = 90010139 is a prime.

It is equal to p_5217511 and since 90010147 and 5217511 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (90010117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45005073 + 45005074.

It is an arithmetic number, because the mean of its divisors is an integer number (45005074).

Almost surely, 2^90010147 is an apocalyptic number.

90010147 is a deficient number, since it is larger than the sum of its proper divisors (1).

90010147 is an equidigital number, since it uses as much as digits as its factorization.

90010147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252, while the sum is 22.

The square root of 90010147 is about 9487.3677592892. The cubic root of 90010147 is about 448.1573158058.

The spelling of 90010147 in words is "ninety million, ten thousand, one hundred forty-seven".