150402481 has 2 divisors, whose sum is σ = 150402482. Its totient is φ = 150402480.

The previous prime is 150402479. The next prime is 150402503. The reversal of 150402481 is 184204051.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 104040000 + 46362481 = 10200^2 + 6809^2 .

It is a cyclic number.

It is not a de Polignac number, because 150402481 - 2¹ = 150402479 is a prime.

It is a super-2 number, since 2×150402481² = 45241812581910722, which contains 22 as substring.

Together with 150402479, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (150408481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75201240 + 75201241.

It is an arithmetic number, because the mean of its divisors is an integer number (75201241).

Almost surely, 2^150402481 is an apocalyptic number.

It is an amenable number.

150402481 is a deficient number, since it is larger than the sum of its proper divisors (1).

150402481 is an equidigital number, since it uses as much as digits as its factorization.

150402481 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1280, while the sum is 25.

The square root of 150402481 is about 12263.8689246094. The cubic root of 150402481 is about 531.8040822769.

The spelling of 150402481 in words is "one hundred fifty million, four hundred two thousand, four hundred eighty-one".