34343557 has 2 divisors, whose sum is σ = 34343558. Its totient is φ = 34343556.

The previous prime is 34343521. The next prime is 34343581. The reversal of 34343557 is 75534343.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33744481 + 599076 = 5809^2 + 774^2 .

It is an emirp because it is prime and its reverse (75534343) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34343557 - 2⁷ = 34343429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34343857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17171778 + 17171779.

It is an arithmetic number, because the mean of its divisors is an integer number (17171779).

Almost surely, 2^34343557 is an apocalyptic number.

It is an amenable number.

34343557 is a deficient number, since it is larger than the sum of its proper divisors (1).

34343557 is an equidigital number, since it uses as much as digits as its factorization.

34343557 is an evil number, because the sum of its binary digits is even.

The product of its digits is 75600, while the sum is 34.

The square root of 34343557 is about 5860.3376182606. The cubic root of 34343557 is about 325.0486932959.

The spelling of 34343557 in words is "thirty-four million, three hundred forty-three thousand, five hundred fifty-seven".