131359603 has 2 divisors, whose sum is σ = 131359604. Its totient is φ = 131359602.

The previous prime is 131359577. The next prime is 131359609. The reversal of 131359603 is 306953131.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131359603 is a prime.

It is not a weakly prime, because it can be changed into another prime (131359609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65679801 + 65679802.

It is an arithmetic number, because the mean of its divisors is an integer number (65679802).

Almost surely, 2^131359603 is an apocalyptic number.

131359603 is a deficient number, since it is larger than the sum of its proper divisors (1).

131359603 is an equidigital number, since it uses as much as digits as its factorization.

131359603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7290, while the sum is 31.

The square root of 131359603 is about 11461.2217062580. The cubic root of 131359603 is about 508.3395994808.

The spelling of 131359603 in words is "one hundred thirty-one million, three hundred fifty-nine thousand, six hundred three".