400485053 has 2 divisors, whose sum is σ = 400485054. Its totient is φ = 400485052.

The previous prime is 400485023. The next prime is 400485061. The reversal of 400485053 is 350584004.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 380172004 + 20313049 = 19498^2 + 4507^2 .

It is a cyclic number.

It is not a de Polignac number, because 400485053 - 2⁶ = 400484989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (400485023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200242526 + 200242527.

It is an arithmetic number, because the mean of its divisors is an integer number (200242527).

Almost surely, 2^400485053 is an apocalyptic number.

It is an amenable number.

400485053 is a deficient number, since it is larger than the sum of its proper divisors (1).

400485053 is an equidigital number, since it uses as much as digits as its factorization.

400485053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 400485053 is about 20012.1226510333. The cubic root of 400485053 is about 737.1040045134.

The spelling of 400485053 in words is "four hundred million, four hundred eighty-five thousand, fifty-three".