90150527 has 2 divisors, whose sum is σ = 90150528. Its totient is φ = 90150526.

The previous prime is 90150469. The next prime is 90150563. The reversal of 90150527 is 72505109.

It is a strong prime.

It is an emirp because it is prime and its reverse (72505109) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 90150527 - 2¹⁰ = 90149503 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 90150527.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90150587) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45075263 + 45075264.

It is an arithmetic number, because the mean of its divisors is an integer number (45075264).

Almost surely, 2^90150527 is an apocalyptic number.

90150527 is a deficient number, since it is larger than the sum of its proper divisors (1).

90150527 is an equidigital number, since it uses as much as digits as its factorization.

90150527 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3150, while the sum is 29.

The square root of 90150527 is about 9494.7631355395. The cubic root of 90150527 is about 448.3901771306.

The spelling of 90150527 in words is "ninety million, one hundred fifty thousand, five hundred twenty-seven".