104137523 has 16 divisors (see below), whose sum is σ = 120920256. Its totient is φ = 87843840.

The previous prime is 104137513. The next prime is 104137541. The reversal of 104137523 is 325731401.

It is not a de Polignac number, because 104137523 - 2¹⁰ = 104136499 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 104137492 and 104137501.

It is not an unprimeable number, because it can be changed into a prime (104137513) 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, 136463 + ... + 137223.

It is an arithmetic number, because the mean of its divisors is an integer number (7557516).

Almost surely, 2^104137523 is an apocalyptic number.

104137523 is a deficient number, since it is larger than the sum of its proper divisors (16782733).

104137523 is a wasteful number, since it uses less digits than its factorization.

104137523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1054.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 104137523 is about 10204.7794194681. The cubic root of 104137523 is about 470.4741299630.

Adding to 104137523 its reverse (325731401), we get a palindrome (429868924).

The spelling of 104137523 in words is "one hundred four million, one hundred thirty-seven thousand, five hundred twenty-three".