103134393 has 36 divisors (see below), whose sum is σ = 162079164. Its totient is φ = 62976000.

The previous prime is 103134371. The next prime is 103134457. The reversal of 103134393 is 393431301.

It can be written as a sum of positive squares in 6 ways, for example, as 558009 + 102576384 = 747^2 + 10128^2 .

It is not a de Polignac number, because 103134393 - 2⁶ = 103134329 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (103134313) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 256993 + ... + 257393.

It is an arithmetic number, because the mean of its divisors is an integer number (4502199).

Almost surely, 2^103134393 is an apocalyptic number.

It is an amenable number.

103134393 is a deficient number, since it is larger than the sum of its proper divisors (58944771).

103134393 is a wasteful number, since it uses less digits than its factorization.

103134393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506 (or 462 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 27.

The square root of 103134393 is about 10155.5104746143. The cubic root of 103134393 is about 468.9586011288.

Adding to 103134393 its reverse (393431301), we get a palindrome (496565694).

It can be divided in two parts, 10313 and 4393, that added together give a triangular number (14706 = T₁₇₁).

The spelling of 103134393 in words is "one hundred three million, one hundred thirty-four thousand, three hundred ninety-three".