512030149 has 2 divisors, whose sum is σ = 512030150. Its totient is φ = 512030148.

The previous prime is 512030081. The next prime is 512030153. The reversal of 512030149 is 941030215.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 277389025 + 234641124 = 16655^2 + 15318^2 .

It is a cyclic number.

It is not a de Polignac number, because 512030149 - 2¹⁷ = 511899077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (512030179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256015074 + 256015075.

It is an arithmetic number, because the mean of its divisors is an integer number (256015075).

Almost surely, 2^512030149 is an apocalyptic number.

It is an amenable number.

512030149 is a deficient number, since it is larger than the sum of its proper divisors (1).

512030149 is an equidigital number, since it uses as much as digits as its factorization.

512030149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 512030149 is about 22628.0831932358. The cubic root of 512030149 is about 800.0157022960.

The spelling of 512030149 in words is "five hundred twelve million, thirty thousand, one hundred forty-nine".