102113553 has 16 divisors (see below), whose sum is σ = 141425280. Its totient is φ = 65458176.

The previous prime is 102113513. The next prime is 102113569. The reversal of 102113553 is 355311201.

It is not a de Polignac number, because 102113553 - 2¹² = 102109457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102113513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20076 + ... + 24642.

It is an arithmetic number, because the mean of its divisors is an integer number (8839080).

Almost surely, 2^102113553 is an apocalyptic number.

It is an amenable number.

102113553 is a deficient number, since it is larger than the sum of its proper divisors (39311727).

102113553 is a wasteful number, since it uses less digits than its factorization.

102113553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4856.

The product of its (nonzero) digits is 450, while the sum is 21.

The square root of 102113553 is about 10105.1250858166. The cubic root of 102113553 is about 467.4061931565.

Adding to 102113553 its reverse (355311201), we get a palindrome (457424754).

The spelling of 102113553 in words is "one hundred two million, one hundred thirteen thousand, five hundred fifty-three".