1303404121139 has 2 divisors, whose sum is σ = 1303404121140. Its totient is φ = 1303404121138.

The previous prime is 1303404121093. The next prime is 1303404121171. The reversal of 1303404121139 is 9311214043031.

It is an a-pointer prime, because the next prime (1303404121171) can be obtained adding 1303404121139 to its sum of digits (32).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1303404121139 - 2³² = 1299109153843 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1303404121639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651702060569 + 651702060570.

It is an arithmetic number, because the mean of its divisors is an integer number (651702060570).

Almost surely, 2^{1303404121139} is an apocalyptic number.

1303404121139 is a deficient number, since it is larger than the sum of its proper divisors (1).

1303404121139 is an equidigital number, since it uses as much as digits as its factorization.

1303404121139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 32.

The spelling of 1303404121139 in words is "one trillion, three hundred three billion, four hundred four million, one hundred twenty-one thousand, one hundred thirty-nine".