1131248590471 has 2 divisors, whose sum is σ = 1131248590472. Its totient is φ = 1131248590470.

The previous prime is 1131248590453. The next prime is 1131248590531. The reversal of 1131248590471 is 1740958421311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1131248590471 - 2⁷ = 1131248590343 is a prime.

It is a super-3 number, since 3×1131248590471³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1131248590421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565624295235 + 565624295236.

It is an arithmetic number, because the mean of its divisors is an integer number (565624295236).

Almost surely, 2^{1131248590471} is an apocalyptic number.

1131248590471 is a deficient number, since it is larger than the sum of its proper divisors (1).

1131248590471 is an equidigital number, since it uses as much as digits as its factorization.

1131248590471 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 241920, while the sum is 46.

The spelling of 1131248590471 in words is "one trillion, one hundred thirty-one billion, two hundred forty-eight million, five hundred ninety thousand, four hundred seventy-one".