1835113221803 has 2 divisors, whose sum is σ = 1835113221804. Its totient is φ = 1835113221802.

The previous prime is 1835113221769. The next prime is 1835113221827. The reversal of 1835113221803 is 3081223115381.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1835113221803 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1835113224803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 917556610901 + 917556610902.

It is an arithmetic number, because the mean of its divisors is an integer number (917556610902).

Almost surely, 2^{1835113221803} is an apocalyptic number.

1835113221803 is a deficient number, since it is larger than the sum of its proper divisors (1).

1835113221803 is an equidigital number, since it uses as much as digits as its factorization.

1835113221803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34560, while the sum is 38.

The spelling of 1835113221803 in words is "one trillion, eight hundred thirty-five billion, one hundred thirteen million, two hundred twenty-one thousand, eight hundred three".