130404523 has 2 divisors, whose sum is σ = 130404524. Its totient is φ = 130404522.

The previous prime is 130404517. The next prime is 130404529. The reversal of 130404523 is 325404031.

It is a balanced prime because it is at equal distance from previous prime (130404517) and next prime (130404529).

It is an emirp because it is prime and its reverse (325404031) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-130404523 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 130404494 and 130404503.

It is not a weakly prime, because it can be changed into another prime (130404529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65202261 + 65202262.

It is an arithmetic number, because the mean of its divisors is an integer number (65202262).

Almost surely, 2^130404523 is an apocalyptic number.

130404523 is a deficient number, since it is larger than the sum of its proper divisors (1).

130404523 is an equidigital number, since it uses as much as digits as its factorization.

130404523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 130404523 is about 11419.4799794036. The cubic root of 130404523 is about 507.1046017903.

Adding to 130404523 its reverse (325404031), we get a palindrome (455808554).

The spelling of 130404523 in words is "one hundred thirty million, four hundred four thousand, five hundred twenty-three".