1020053616 has 20 divisors (see below), whose sum is σ = 2635138632. Its totient is φ = 340017856.

The previous prime is 1020053603. The next prime is 1020053633. The reversal of 1020053616 is 6163500201.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10625511 + ... + 10625606.

Almost surely, 2^1020053616 is an apocalyptic number.

1020053616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1020053616 is an abundant number, since it is smaller than the sum of its proper divisors (1615085016).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1020053616 is a wasteful number, since it uses less digits than its factorization.

1020053616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21251128 (or 21251122 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 1020053616 is about 31938.2782253521. The cubic root of 1020053616 is about 1006.6403468600.

Adding to 1020053616 its reverse (6163500201), we get a palindrome (7183553817).

The spelling of 1020053616 in words is "one billion, twenty million, fifty-three thousand, six hundred sixteen".