354151243 has 2 divisors, whose sum is σ = 354151244. Its totient is φ = 354151242.

The previous prime is 354151229. The next prime is 354151249. The reversal of 354151243 is 342151453.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 354151243 - 2²¹ = 352054091 is a prime.

It is not a weakly prime, because it can be changed into another prime (354151249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177075621 + 177075622.

It is an arithmetic number, because the mean of its divisors is an integer number (177075622).

Almost surely, 2^354151243 is an apocalyptic number.

354151243 is a deficient number, since it is larger than the sum of its proper divisors (1).

354151243 is an equidigital number, since it uses as much as digits as its factorization.

354151243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7200, while the sum is 28.

The square root of 354151243 is about 18818.9065304018. The cubic root of 354151243 is about 707.5051250113.

The spelling of 354151243 in words is "three hundred fifty-four million, one hundred fifty-one thousand, two hundred forty-three".