34999553 has 2 divisors, whose sum is σ = 34999554. Its totient is φ = 34999552.

The previous prime is 34999529. The next prime is 34999561. The reversal of 34999553 is 35599943.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31730689 + 3268864 = 5633^2 + 1808^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34999553 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 34999498 and 34999507.

It is not a weakly prime, because it can be changed into another prime (34995553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17499776 + 17499777.

It is an arithmetic number, because the mean of its divisors is an integer number (17499777).

Almost surely, 2^34999553 is an apocalyptic number.

It is an amenable number.

34999553 is a deficient number, since it is larger than the sum of its proper divisors (1).

34999553 is an equidigital number, since it uses as much as digits as its factorization.

34999553 is an evil number, because the sum of its binary digits is even.

The product of its digits is 656100, while the sum is 47.

The square root of 34999553 is about 5916.0420045838. The cubic root of 34999553 is about 327.1052384733.

Adding to 34999553 its product of digits (656100), we get a palindrome (35655653).

The spelling of 34999553 in words is "thirty-four million, nine hundred ninety-nine thousand, five hundred fifty-three".