1148258131047 has 24 divisors (see below), whose sum is σ = 1687857890784. Its totient is φ = 752081117184.

The previous prime is 1148258131021. The next prime is 1148258131049. The reversal of 1148258131047 is 7401318528411.

1148258131047 is a `hidden beast` number, since 1 + 1 + 48 + 258 + 1 + 310 + 47 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-1148258131047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1148258130993 and 1148258131011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1148258131049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3231403 + ... + 3569100.

It is an arithmetic number, because the mean of its divisors is an integer number (70327412116).

Almost surely, 2^{1148258131047} is an apocalyptic number.

1148258131047 is a deficient number, since it is larger than the sum of its proper divisors (539599759737).

1148258131047 is a wasteful number, since it uses less digits than its factorization.

1148258131047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6800839 (or 6800836 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 45.

The spelling of 1148258131047 in words is "one trillion, one hundred forty-eight billion, two hundred fifty-eight million, one hundred thirty-one thousand, forty-seven".