1153554311197 has 2 divisors, whose sum is σ = 1153554311198. Its totient is φ = 1153554311196.

The previous prime is 1153554311177. The next prime is 1153554311227. The reversal of 1153554311197 is 7911134553511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 641226186756 + 512328124441 = 800766^2 + 715771^2 .

It is a cyclic number.

It is not a de Polignac number, because 1153554311197 - 2¹⁹ = 1153553786909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1153554311177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 576777155598 + 576777155599.

It is an arithmetic number, because the mean of its divisors is an integer number (576777155599).

Almost surely, 2^{1153554311197} is an apocalyptic number.

It is an amenable number.

1153554311197 is a deficient number, since it is larger than the sum of its proper divisors (1).

1153554311197 is an equidigital number, since it uses as much as digits as its factorization.

1153554311197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 283500, while the sum is 46.

The spelling of 1153554311197 in words is "one trillion, one hundred fifty-three billion, five hundred fifty-four million, three hundred eleven thousand, one hundred ninety-seven".