102134533 has 4 divisors (see below), whose sum is σ = 103145868. Its totient is φ = 101123200.

The previous prime is 102134507. The next prime is 102134563. The reversal of 102134533 is 335431201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 92505924 + 9628609 = 9618^2 + 3103^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102134533 is a prime.

It is a super-2 number, since 2×102134533² = 20862925662256178, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102134563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 505516 + ... + 505717.

It is an arithmetic number, because the mean of its divisors is an integer number (25786467).

Almost surely, 2^102134533 is an apocalyptic number.

It is an amenable number.

102134533 is a deficient number, since it is larger than the sum of its proper divisors (1011335).

102134533 is a wasteful number, since it uses less digits than its factorization.

102134533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1011334.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 102134533 is about 10106.1631196018. The cubic root of 102134533 is about 467.4382016743.

Adding to 102134533 its reverse (335431201), we get a palindrome (437565734).

The spelling of 102134533 in words is "one hundred two million, one hundred thirty-four thousand, five hundred thirty-three".