733421403137 has 2 divisors, whose sum is σ = 733421403138. Its totient is φ = 733421403136.

The previous prime is 733421403083. The next prime is 733421403173. The reversal of 733421403137 is 731304124337.

Together with next prime (733421403173) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 417812275456 + 315609127681 = 646384^2 + 561791^2 .

It is a cyclic number.

It is not a de Polignac number, because 733421403137 - 2²² = 733417208833 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 733421403137.

It is not a weakly prime, because it can be changed into another prime (733421405137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 366710701568 + 366710701569.

It is an arithmetic number, because the mean of its divisors is an integer number (366710701569).

Almost surely, 2^733421403137 is an apocalyptic number.

It is an amenable number.

733421403137 is a deficient number, since it is larger than the sum of its proper divisors (1).

733421403137 is an equidigital number, since it uses as much as digits as its factorization.

733421403137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 127008, while the sum is 38.

The spelling of 733421403137 in words is "seven hundred thirty-three billion, four hundred twenty-one million, four hundred three thousand, one hundred thirty-seven".