734297153021 has 2 divisors, whose sum is σ = 734297153022. Its totient is φ = 734297153020.

The previous prime is 734297152969. The next prime is 734297153027. The reversal of 734297153021 is 120351792437.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 733102413796 + 1194739225 = 856214^2 + 34565^2 .

It is a cyclic number.

It is not a de Polignac number, because 734297153021 - 2¹⁰ = 734297151997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (734297153027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 367148576510 + 367148576511.

It is an arithmetic number, because the mean of its divisors is an integer number (367148576511).

Almost surely, 2^734297153021 is an apocalyptic number.

It is an amenable number.

734297153021 is a deficient number, since it is larger than the sum of its proper divisors (1).

734297153021 is an equidigital number, since it uses as much as digits as its factorization.

734297153021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 317520, while the sum is 44.

The spelling of 734297153021 in words is "seven hundred thirty-four billion, two hundred ninety-seven million, one hundred fifty-three thousand, twenty-one".