1197610853 has 2 divisors, whose sum is σ = 1197610854. Its totient is φ = 1197610852.

The previous prime is 1197610823. The next prime is 1197610873. The reversal of 1197610853 is 3580167911.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 599172484 + 598438369 = 24478^2 + 24463^2 .

It is an emirp because it is prime and its reverse (3580167911) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1197610853 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1197610853.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1197610823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 598805426 + 598805427.

It is an arithmetic number, because the mean of its divisors is an integer number (598805427).

Almost surely, 2^1197610853 is an apocalyptic number.

It is an amenable number.

1197610853 is a deficient number, since it is larger than the sum of its proper divisors (1).

1197610853 is an equidigital number, since it uses as much as digits as its factorization.

1197610853 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45360, while the sum is 41.

The square root of 1197610853 is about 34606.5146034674. The cubic root of 1197610853 is about 1061.9528652077.

The spelling of 1197610853 in words is "one billion, one hundred ninety-seven million, six hundred ten thousand, eight hundred fifty-three".