513180379 has 2 divisors, whose sum is σ = 513180380. Its totient is φ = 513180378.

The previous prime is 513180359. The next prime is 513180383. The reversal of 513180379 is 973081315.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 513180379 - 2¹¹ = 513178331 is a prime.

It is not a weakly prime, because it can be changed into another prime (513180359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256590189 + 256590190.

It is an arithmetic number, because the mean of its divisors is an integer number (256590190).

Almost surely, 2^513180379 is an apocalyptic number.

513180379 is a deficient number, since it is larger than the sum of its proper divisors (1).

513180379 is an equidigital number, since it uses as much as digits as its factorization.

513180379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22680, while the sum is 37.

The square root of 513180379 is about 22653.4849195438. The cubic root of 513180379 is about 800.6143088892.

The spelling of 513180379 in words is "five hundred thirteen million, one hundred eighty thousand, three hundred seventy-nine".