1020053601 has 64 divisors (see below), whose sum is σ = 1854144000. Its totient is φ = 540960768.

The previous prime is 1020053597. The next prime is 1020053603. The reversal of 1020053601 is 1063500201.

1020053601 is a `hidden beast` number, since 10 + 2 + 0 + 0 + 53 + 601 = 666.

It is not a de Polignac number, because 1020053601 - 2² = 1020053597 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1020053603) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 232375 + ... + 236723.

It is an arithmetic number, because the mean of its divisors is an integer number (28971000).

Almost surely, 2^1020053601 is an apocalyptic number.

It is an amenable number.

1020053601 is a deficient number, since it is larger than the sum of its proper divisors (834090399).

1020053601 is a wasteful number, since it uses less digits than its factorization.

1020053601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4455 (or 4449 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 1020053601 is about 31938.2779905242. The cubic root of 1020053601 is about 1006.6403419257.

Adding to 1020053601 its reverse (1063500201), we get a palindrome (2083553802).

The spelling of 1020053601 in words is "one billion, twenty million, fifty-three thousand, six hundred one".