150521941 has 2 divisors, whose sum is σ = 150521942. Its totient is φ = 150521940.

The previous prime is 150521923. The next prime is 150521963. The reversal of 150521941 is 149125051.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85655025 + 64866916 = 9255^2 + 8054^2 .

It is a cyclic number.

It is not a de Polignac number, because 150521941 - 2⁹ = 150521429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (150521341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75260970 + 75260971.

It is an arithmetic number, because the mean of its divisors is an integer number (75260971).

Almost surely, 2^150521941 is an apocalyptic number.

It is an amenable number.

150521941 is a deficient number, since it is larger than the sum of its proper divisors (1).

150521941 is an equidigital number, since it uses as much as digits as its factorization.

150521941 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800, while the sum is 28.

The square root of 150521941 is about 12268.7383621952. The cubic root of 150521941 is about 531.9448434818.

Adding to 150521941 its reverse (149125051), we get a palindrome (299646992).

The spelling of 150521941 in words is "one hundred fifty million, five hundred twenty-one thousand, nine hundred forty-one".