405012967 has 2 divisors, whose sum is σ = 405012968. Its totient is φ = 405012966.

The previous prime is 405012961. The next prime is 405012983. The reversal of 405012967 is 769210504.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 405012967 - 2¹¹ = 405010919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (405012961) 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, 202506483 + 202506484.

It is an arithmetic number, because the mean of its divisors is an integer number (202506484).

Almost surely, 2^405012967 is an apocalyptic number.

405012967 is a deficient number, since it is larger than the sum of its proper divisors (1).

405012967 is an equidigital number, since it uses as much as digits as its factorization.

405012967 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 405012967 is about 20124.9339626246. The cubic root of 405012967 is about 739.8715183561.

The spelling of 405012967 in words is "four hundred five million, twelve thousand, nine hundred sixty-seven".