131824507 has 2 divisors, whose sum is σ = 131824508. Its totient is φ = 131824506.

The previous prime is 131824499. The next prime is 131824543. The reversal of 131824507 is 705428131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 131824507 - 2³ = 131824499 is a prime.

It is not a weakly prime, because it can be changed into another prime (131824207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65912253 + 65912254.

It is an arithmetic number, because the mean of its divisors is an integer number (65912254).

Almost surely, 2^131824507 is an apocalyptic number.

131824507 is a deficient number, since it is larger than the sum of its proper divisors (1).

131824507 is an equidigital number, since it uses as much as digits as its factorization.

131824507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 131824507 is about 11481.4854004175. The cubic root of 131824507 is about 508.9385935187.

It can be divided in two parts, 13182 and 4507, that added together give a square (17689 = 133²).

The spelling of 131824507 in words is "one hundred thirty-one million, eight hundred twenty-four thousand, five hundred seven".