1153975897619 has 2 divisors, whose sum is σ = 1153975897620. Its totient is φ = 1153975897618.

The previous prime is 1153975897609. The next prime is 1153975897649. The reversal of 1153975897619 is 9167985793511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1153975897619 - 2²⁰ = 1153974849043 is a prime.

It is a super-2 number, since 2×1153975897619² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1153975897609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 576987948809 + 576987948810.

It is an arithmetic number, because the mean of its divisors is an integer number (576987948810).

Almost surely, 2^{1153975897619} is an apocalyptic number.

1153975897619 is a deficient number, since it is larger than the sum of its proper divisors (1).

1153975897619 is an equidigital number, since it uses as much as digits as its factorization.

1153975897619 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 128595600, while the sum is 71.

The spelling of 1153975897619 in words is "one trillion, one hundred fifty-three billion, nine hundred seventy-five million, eight hundred ninety-seven thousand, six hundred nineteen".