1203401102039 has 2 divisors, whose sum is σ = 1203401102040. Its totient is φ = 1203401102038.

The previous prime is 1203401102027. The next prime is 1203401102077. The reversal of 1203401102039 is 9302011043021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1203401102039 - 2⁴⁰ = 103889474263 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1203401101999 and 1203401102017.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1203401102009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601700551019 + 601700551020.

It is an arithmetic number, because the mean of its divisors is an integer number (601700551020).

Almost surely, 2^{1203401102039} is an apocalyptic number.

1203401102039 is a deficient number, since it is larger than the sum of its proper divisors (1).

1203401102039 is an equidigital number, since it uses as much as digits as its factorization.

1203401102039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 26.

The spelling of 1203401102039 in words is "one trillion, two hundred three billion, four hundred one million, one hundred two thousand, thirty-nine".