408147007 has 2 divisors, whose sum is σ = 408147008. Its totient is φ = 408147006.

The previous prime is 408146993. The next prime is 408147017. The reversal of 408147007 is 700741804.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-408147007 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 408147007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (408147017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 204073503 + 204073504.

It is an arithmetic number, because the mean of its divisors is an integer number (204073504).

Almost surely, 2^408147007 is an apocalyptic number.

408147007 is a deficient number, since it is larger than the sum of its proper divisors (1).

408147007 is an equidigital number, since it uses as much as digits as its factorization.

408147007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6272, while the sum is 31.

The square root of 408147007 is about 20202.6485144894. The cubic root of 408147007 is about 741.7750224271.

The spelling of 408147007 in words is "four hundred eight million, one hundred forty-seven thousand, seven".