477438953 has 2 divisors, whose sum is σ = 477438954. Its totient is φ = 477438952.

The previous prime is 477438937. The next prime is 477438959. The reversal of 477438953 is 359834774.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 379587289 + 97851664 = 19483^2 + 9892^2 .

It is a cyclic number.

It is not a de Polignac number, because 477438953 - 2⁴ = 477438937 is a prime.

It is not a weakly prime, because it can be changed into another prime (477438959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 238719476 + 238719477.

It is an arithmetic number, because the mean of its divisors is an integer number (238719477).

Almost surely, 2^477438953 is an apocalyptic number.

It is an amenable number.

477438953 is a deficient number, since it is larger than the sum of its proper divisors (1).

477438953 is an equidigital number, since it uses as much as digits as its factorization.

477438953 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2540160, while the sum is 50.

The square root of 477438953 is about 21850.3764956122. The cubic root of 477438953 is about 781.5785220328.

The spelling of 477438953 in words is "four hundred seventy-seven million, four hundred thirty-eight thousand, nine hundred fifty-three".