131003522 has 8 divisors (see below), whose sum is σ = 211621116. Its totient is φ = 60463152.

The previous prime is 131003501. The next prime is 131003557. The reversal of 131003522 is 225300131.

It can be written as a sum of positive squares in 2 ways, for example, as 130393561 + 609961 = 11419^2 + 781^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 131003522.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2519273 + ... + 2519324.

Almost surely, 2^131003522 is an apocalyptic number.

131003522 is a deficient number, since it is larger than the sum of its proper divisors (80617594).

131003522 is a wasteful number, since it uses less digits than its factorization.

131003522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5038612.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 131003522 is about 11445.6770005098. The cubic root of 131003522 is about 507.8798592657.

Adding to 131003522 its reverse (225300131), we get a palindrome (356303653).

The spelling of 131003522 in words is "one hundred thirty-one million, three thousand, five hundred twenty-two".