150051449 has 2 divisors, whose sum is σ = 150051450. Its totient is φ = 150051448.

The previous prime is 150051437. The next prime is 150051463. The reversal of 150051449 is 944150051.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 145033849 + 5017600 = 12043^2 + 2240^2 .

It is a cyclic number.

It is not a de Polignac number, because 150051449 - 2⁸ = 150051193 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (150051409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75025724 + 75025725.

It is an arithmetic number, because the mean of its divisors is an integer number (75025725).

Almost surely, 2^150051449 is an apocalyptic number.

It is an amenable number.

150051449 is a deficient number, since it is larger than the sum of its proper divisors (1).

150051449 is an equidigital number, since it uses as much as digits as its factorization.

150051449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 29.

The square root of 150051449 is about 12249.5489304709. The cubic root of 150051449 is about 531.3900251148.

The spelling of 150051449 in words is "one hundred fifty million, fifty-one thousand, four hundred forty-nine".