355134809371 has 2 divisors, whose sum is σ = 355134809372. Its totient is φ = 355134809370.

The previous prime is 355134809329. The next prime is 355134809399. The reversal of 355134809371 is 173908431553.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 355134809371 - 2²¹ = 355132712219 is a prime.

It is a super-2 number, since 2×355134809371² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (355134869371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177567404685 + 177567404686.

It is an arithmetic number, because the mean of its divisors is an integer number (177567404686).

Almost surely, 2^355134809371 is an apocalyptic number.

355134809371 is a deficient number, since it is larger than the sum of its proper divisors (1).

355134809371 is an equidigital number, since it uses as much as digits as its factorization.

355134809371 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1360800, while the sum is 49.

The spelling of 355134809371 in words is "three hundred fifty-five billion, one hundred thirty-four million, eight hundred nine thousand, three hundred seventy-one".