56840131147 has 2 divisors, whose sum is σ = 56840131148. Its totient is φ = 56840131146.

The previous prime is 56840131133. The next prime is 56840131223. The reversal of 56840131147 is 74113104865.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56840131147 is a prime.

It is not a weakly prime, because it can be changed into another prime (56849131147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28420065573 + 28420065574.

It is an arithmetic number, because the mean of its divisors is an integer number (28420065574).

Almost surely, 2^56840131147 is an apocalyptic number.

56840131147 is a deficient number, since it is larger than the sum of its proper divisors (1).

56840131147 is an equidigital number, since it uses as much as digits as its factorization.

56840131147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80640, while the sum is 40.

The spelling of 56840131147 in words is "fifty-six billion, eight hundred forty million, one hundred thirty-one thousand, one hundred forty-seven".