1153981687357 has 2 divisors, whose sum is σ = 1153981687358. Its totient is φ = 1153981687356.

The previous prime is 1153981687307. The next prime is 1153981687399. The reversal of 1153981687357 is 7537861893511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1153108721241 + 872966116 = 1073829^2 + 29546^2 .

It is a cyclic number.

It is not a de Polignac number, because 1153981687357 - 2³⁵ = 1119621948989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1153981687307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 576990843678 + 576990843679.

It is an arithmetic number, because the mean of its divisors is an integer number (576990843679).

Almost surely, 2^{1153981687357} is an apocalyptic number.

It is an amenable number.

1153981687357 is a deficient number, since it is larger than the sum of its proper divisors (1).

1153981687357 is an equidigital number, since it uses as much as digits as its factorization.

1153981687357 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38102400, while the sum is 64.

The spelling of 1153981687357 in words is "one trillion, one hundred fifty-three billion, nine hundred eighty-one million, six hundred eighty-seven thousand, three hundred fifty-seven".