150822449 has 2 divisors, whose sum is σ = 150822450. Its totient is φ = 150822448.

The previous prime is 150822443. The next prime is 150822461. The reversal of 150822449 is 944228051.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 109348849 + 41473600 = 10457^2 + 6440^2 .

It is a cyclic number.

It is not a de Polignac number, because 150822449 - 2⁸ = 150822193 is a prime.

It is a super-2 number, since 2×150822449² = 45494822244715202, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (150822443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75411224 + 75411225.

It is an arithmetic number, because the mean of its divisors is an integer number (75411225).

Almost surely, 2^150822449 is an apocalyptic number.

It is an amenable number.

150822449 is a deficient number, since it is larger than the sum of its proper divisors (1).

150822449 is an equidigital number, since it uses as much as digits as its factorization.

150822449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 150822449 is about 12280.9791547743. The cubic root of 150822449 is about 532.2986067900.

The spelling of 150822449 in words is "one hundred fifty million, eight hundred twenty-two thousand, four hundred forty-nine".