340354531133 has 2 divisors, whose sum is σ = 340354531134. Its totient is φ = 340354531132.

The previous prime is 340354531063. The next prime is 340354531151. The reversal of 340354531133 is 331135453043.

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., 268949071609 + 71405459524 = 518603^2 + 267218^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340354531133 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 340354531093 and 340354531102.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340354531633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170177265566 + 170177265567.

It is an arithmetic number, because the mean of its divisors is an integer number (170177265567).

Almost surely, 2^340354531133 is an apocalyptic number.

It is an amenable number.

340354531133 is a deficient number, since it is larger than the sum of its proper divisors (1).

340354531133 is an equidigital number, since it uses as much as digits as its factorization.

340354531133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 97200, while the sum is 35.

Adding to 340354531133 its reverse (331135453043), we get a palindrome (671489984176).

The spelling of 340354531133 in words is "three hundred forty billion, three hundred fifty-four million, five hundred thirty-one thousand, one hundred thirty-three".