406951147 has 2 divisors, whose sum is σ = 406951148. Its totient is φ = 406951146.

The previous prime is 406951133. The next prime is 406951157. The reversal of 406951147 is 741159604.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-406951147 is a prime.

It is not a weakly prime, because it can be changed into another prime (406951157) 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, 203475573 + 203475574.

It is an arithmetic number, because the mean of its divisors is an integer number (203475574).

Almost surely, 2^406951147 is an apocalyptic number.

406951147 is a deficient number, since it is larger than the sum of its proper divisors (1).

406951147 is an equidigital number, since it uses as much as digits as its factorization.

406951147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 406951147 is about 20173.0301888437. The cubic root of 406951147 is about 741.0498532851.

The spelling of 406951147 in words is "four hundred six million, nine hundred fifty-one thousand, one hundred forty-seven".