1201132185619 has 2 divisors, whose sum is σ = 1201132185620. Its totient is φ = 1201132185618.

The previous prime is 1201132185613. The next prime is 1201132185623. The reversal of 1201132185619 is 9165812311021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1201132185619 - 2¹¹ = 1201132183571 is a prime.

It is a super-2 number, since 2×1201132185619² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1201132185613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600566092809 + 600566092810.

It is an arithmetic number, because the mean of its divisors is an integer number (600566092810).

Almost surely, 2^{1201132185619} is an apocalyptic number.

1201132185619 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201132185619 is an equidigital number, since it uses as much as digits as its factorization.

1201132185619 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 40.

The spelling of 1201132185619 in words is "one trillion, two hundred one billion, one hundred thirty-two million, one hundred eighty-five thousand, six hundred nineteen".