90763529 has 2 divisors, whose sum is σ = 90763530. Its totient is φ = 90763528.

The previous prime is 90763523. The next prime is 90763531. The reversal of 90763529 is 92536709.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45873529 + 44890000 = 6773^2 + 6700^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-90763529 is a prime.

Together with 90763531, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (90763523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45381764 + 45381765.

It is an arithmetic number, because the mean of its divisors is an integer number (45381765).

Almost surely, 2^90763529 is an apocalyptic number.

It is an amenable number.

90763529 is a deficient number, since it is larger than the sum of its proper divisors (1).

90763529 is an equidigital number, since it uses as much as digits as its factorization.

90763529 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 102060, while the sum is 41.

The square root of 90763529 is about 9526.9895035105. The cubic root of 90763529 is about 449.4041975106.

The spelling of 90763529 in words is "ninety million, seven hundred sixty-three thousand, five hundred twenty-nine".