635363053 has 6 divisors (see below), whose sum is σ = 684335022. Its totient is φ = 586405080.

The previous prime is 635363041. The next prime is 635363159. The reversal of 635363053 is 350363536.

It can be written as a sum of positive squares in only one way, i.e., 439866729 + 195496324 = 20973^2 + 13982^2 .

It is not a de Polignac number, because 635363053 - 2²¹ = 633265901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (635363353) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 87388 + ... + 94378.

It is an arithmetic number, because the mean of its divisors is an integer number (114055837).

Almost surely, 2^635363053 is an apocalyptic number.

It is an amenable number.

635363053 is a deficient number, since it is larger than the sum of its proper divisors (48971969).

635363053 is an frugal number, since it uses more digits than its factorization.

635363053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13995 (or 7004 counting only the distinct ones).

The product of its (nonzero) digits is 72900, while the sum is 34.

The square root of 635363053 is about 25206.4089667687. The cubic root of 635363053 is about 859.6875794147.

The spelling of 635363053 in words is "six hundred thirty-five million, three hundred sixty-three thousand, fifty-three".