342100553 has 2 divisors, whose sum is σ = 342100554. Its totient is φ = 342100552.

The previous prime is 342100543. The next prime is 342100609. The reversal of 342100553 is 355001243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 321233929 + 20866624 = 17923^2 + 4568^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-342100553 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (342100523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171050276 + 171050277.

It is an arithmetic number, because the mean of its divisors is an integer number (171050277).

Almost surely, 2^342100553 is an apocalyptic number.

It is an amenable number.

342100553 is a deficient number, since it is larger than the sum of its proper divisors (1).

342100553 is an equidigital number, since it uses as much as digits as its factorization.

342100553 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 342100553 is about 18495.9604508660. The cubic root of 342100553 is about 699.3875956787.

Adding to 342100553 its reverse (355001243), we get a palindrome (697101796).

The spelling of 342100553 in words is "three hundred forty-two million, one hundred thousand, five hundred fifty-three".