3129463 has 2 divisors, whose sum is σ = 3129464. Its totient is φ = 3129462.

The previous prime is 3129461. The next prime is 3129487. The reversal of 3129463 is 3649213.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3129463 - 2¹ = 3129461 is a prime.

Together with 3129461, it forms a pair of twin primes.

3129463 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3129461) 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, 1564731 + 1564732.

It is an arithmetic number, because the mean of its divisors is an integer number (1564732).

Almost surely, 2^3129463 is an apocalyptic number.

3129463 is a deficient number, since it is larger than the sum of its proper divisors (1).

3129463 is an equidigital number, since it uses as much as digits as its factorization.

3129463 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3888, while the sum is 28.

The square root of 3129463 is about 1769.0288296125. The cubic root of 3129463 is about 146.2704532234.

The spelling of 3129463 in words is "three million, one hundred twenty-nine thousand, four hundred sixty-three".