1235803828403 has 2 divisors, whose sum is σ = 1235803828404. Its totient is φ = 1235803828402.

The previous prime is 1235803828387. The next prime is 1235803828429. The reversal of 1235803828403 is 3048283085321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1235803828403 - 2⁴ = 1235803828387 is a prime.

It is a super-2 number, since 2×1235803828403² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1235803878403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 617901914201 + 617901914202.

It is an arithmetic number, because the mean of its divisors is an integer number (617901914202).

Almost surely, 2^{1235803828403} is an apocalyptic number.

1235803828403 is a deficient number, since it is larger than the sum of its proper divisors (1).

1235803828403 is an equidigital number, since it uses as much as digits as its factorization.

1235803828403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1105920, while the sum is 47.

The spelling of 1235803828403 in words is "one trillion, two hundred thirty-five billion, eight hundred three million, eight hundred twenty-eight thousand, four hundred three".