131104147 has 2 divisors, whose sum is σ = 131104148. Its totient is φ = 131104146.

The previous prime is 131104111. The next prime is 131104151. The reversal of 131104147 is 741401131.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (741401131) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131104147 is a prime.

It is not a weakly prime, because it can be changed into another prime (131101147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65552073 + 65552074.

It is an arithmetic number, because the mean of its divisors is an integer number (65552074).

Almost surely, 2^131104147 is an apocalyptic number.

131104147 is a deficient number, since it is larger than the sum of its proper divisors (1).

131104147 is an equidigital number, since it uses as much as digits as its factorization.

131104147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 22.

The square root of 131104147 is about 11450.0719211715. The cubic root of 131104147 is about 508.0098617033.

Adding to 131104147 its reverse (741401131), we get a palindrome (872505278).

The spelling of 131104147 in words is "one hundred thirty-one million, one hundred four thousand, one hundred forty-seven".