538149463 has 2 divisors, whose sum is σ = 538149464. Its totient is φ = 538149462.

The previous prime is 538149421. The next prime is 538149473. The reversal of 538149463 is 364941835.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 538149463 - 2¹⁷ = 538018391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (538149473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269074731 + 269074732.

It is an arithmetic number, because the mean of its divisors is an integer number (269074732).

Almost surely, 2^538149463 is an apocalyptic number.

538149463 is a deficient number, since it is larger than the sum of its proper divisors (1).

538149463 is an equidigital number, since it uses as much as digits as its factorization.

538149463 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 311040, while the sum is 43.

The square root of 538149463 is about 23198.0486894911. The cubic root of 538149463 is about 813.3940110640.

The spelling of 538149463 in words is "five hundred thirty-eight million, one hundred forty-nine thousand, four hundred sixty-three".