1138357091747 has 2 divisors, whose sum is σ = 1138357091748. Its totient is φ = 1138357091746.

The previous prime is 1138357091647. The next prime is 1138357091759. The reversal of 1138357091747 is 7471907538311.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1138357091747 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1138357091692 and 1138357091701.

It is not a weakly prime, because it can be changed into another prime (1138357091647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 569178545873 + 569178545874.

It is an arithmetic number, because the mean of its divisors is an integer number (569178545874).

Almost surely, 2^{1138357091747} is an apocalyptic number.

1138357091747 is a deficient number, since it is larger than the sum of its proper divisors (1).

1138357091747 is an equidigital number, since it uses as much as digits as its factorization.

1138357091747 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4445280, while the sum is 56.

The spelling of 1138357091747 in words is "one trillion, one hundred thirty-eight billion, three hundred fifty-seven million, ninety-one thousand, seven hundred forty-seven".