534705397 has 2 divisors, whose sum is σ = 534705398. Its totient is φ = 534705396.

The previous prime is 534705373. The next prime is 534705407. The reversal of 534705397 is 793507435.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 417221476 + 117483921 = 20426^2 + 10839^2 .

It is a cyclic number.

It is not a de Polignac number, because 534705397 - 2¹⁵ = 534672629 is a prime.

It is equal to p_28084777 and since 534705397 and 28084777 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (534705317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267352698 + 267352699.

It is an arithmetic number, because the mean of its divisors is an integer number (267352699).

Almost surely, 2^534705397 is an apocalyptic number.

It is an amenable number.

534705397 is a deficient number, since it is larger than the sum of its proper divisors (1).

534705397 is an equidigital number, since it uses as much as digits as its factorization.

534705397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 396900, while the sum is 43.

The square root of 534705397 is about 23123.6977363051. The cubic root of 534705397 is about 811.6551012655.

The spelling of 534705397 in words is "five hundred thirty-four million, seven hundred five thousand, three hundred ninety-seven".