150590521 has 2 divisors, whose sum is σ = 150590522. Its totient is φ = 150590520.

The previous prime is 150590519. The next prime is 150590527. The reversal of 150590521 is 125095051.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 93799225 + 56791296 = 9685^2 + 7536^2 .

It is an emirp because it is prime and its reverse (125095051) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 150590521 - 2¹ = 150590519 is a prime.

Together with 150590519, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 150590521.

It is not a weakly prime, because it can be changed into another prime (150590527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75295260 + 75295261.

It is an arithmetic number, because the mean of its divisors is an integer number (75295261).

Almost surely, 2^150590521 is an apocalyptic number.

It is an amenable number.

150590521 is a deficient number, since it is larger than the sum of its proper divisors (1).

150590521 is an equidigital number, since it uses as much as digits as its factorization.

150590521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2250, while the sum is 28.

The square root of 150590521 is about 12271.5329523251. The cubic root of 150590521 is about 532.0256185017.

The spelling of 150590521 in words is "one hundred fifty million, five hundred ninety thousand, five hundred twenty-one".