400514047 has 2 divisors, whose sum is σ = 400514048. Its totient is φ = 400514046.

The previous prime is 400514039. The next prime is 400514063. The reversal of 400514047 is 740415004.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 400514047 - 2³ = 400514039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (400514347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200257023 + 200257024.

It is an arithmetic number, because the mean of its divisors is an integer number (200257024).

Almost surely, 2^400514047 is an apocalyptic number.

400514047 is a deficient number, since it is larger than the sum of its proper divisors (1).

400514047 is an equidigital number, since it uses as much as digits as its factorization.

400514047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2240, while the sum is 25.

The square root of 400514047 is about 20012.8470488334. The cubic root of 400514047 is about 737.1217921750.

The spelling of 400514047 in words is "four hundred million, five hundred fourteen thousand, forty-seven".