150301493 has 2 divisors, whose sum is σ = 150301494. Its totient is φ = 150301492.

The previous prime is 150301451. The next prime is 150301507. The reversal of 150301493 is 394103051.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 85692049 + 64609444 = 9257^2 + 8038^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-150301493 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (150301093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75150746 + 75150747.

It is an arithmetic number, because the mean of its divisors is an integer number (75150747).

Almost surely, 2^150301493 is an apocalyptic number.

It is an amenable number.

150301493 is a deficient number, since it is larger than the sum of its proper divisors (1).

150301493 is an equidigital number, since it uses as much as digits as its factorization.

150301493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 150301493 is about 12259.7509354799. The cubic root of 150301493 is about 531.6850287102.

The spelling of 150301493 in words is "one hundred fifty million, three hundred one thousand, four hundred ninety-three".