354675281 has 2 divisors, whose sum is σ = 354675282. Its totient is φ = 354675280.

The previous prime is 354675271. The next prime is 354675329. The reversal of 354675281 is 182576453.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 331240000 + 23435281 = 18200^2 + 4841^2 .

It is a cyclic number.

It is not a de Polignac number, because 354675281 - 2²⁶ = 287566417 is a prime.

It is a super-2 number, since 2×354675281² = 251589109904857922, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (354675241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177337640 + 177337641.

It is an arithmetic number, because the mean of its divisors is an integer number (177337641).

Almost surely, 2^354675281 is an apocalyptic number.

It is an amenable number.

354675281 is a deficient number, since it is larger than the sum of its proper divisors (1).

354675281 is an equidigital number, since it uses as much as digits as its factorization.

354675281 is an evil number, because the sum of its binary digits is even.

The product of its digits is 201600, while the sum is 41.

The square root of 354675281 is about 18832.8245624495. The cubic root of 354675281 is about 707.8539184125.

The spelling of 354675281 in words is "three hundred fifty-four million, six hundred seventy-five thousand, two hundred eighty-one".