353942137 has 2 divisors, whose sum is σ = 353942138. Its totient is φ = 353942136.

The previous prime is 353942119. The next prime is 353942143. The reversal of 353942137 is 731249353.

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., 320983056 + 32959081 = 17916^2 + 5741^2 .

It is a cyclic number.

It is not a de Polignac number, because 353942137 - 2¹¹ = 353940089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 353942096 and 353942105.

It is not a weakly prime, because it can be changed into another prime (353942107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 176971068 + 176971069.

It is an arithmetic number, because the mean of its divisors is an integer number (176971069).

Almost surely, 2^353942137 is an apocalyptic number.

It is an amenable number.

353942137 is a deficient number, since it is larger than the sum of its proper divisors (1).

353942137 is an equidigital number, since it uses as much as digits as its factorization.

353942137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 68040, while the sum is 37.

The square root of 353942137 is about 18813.3499675098. The cubic root of 353942137 is about 707.3658505284.

The spelling of 353942137 in words is "three hundred fifty-three million, nine hundred forty-two thousand, one hundred thirty-seven".