354297049 has 2 divisors, whose sum is σ = 354297050. Its totient is φ = 354297048.

The previous prime is 354297023. The next prime is 354297061. The reversal of 354297049 is 940792453.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 352237824 + 2059225 = 18768^2 + 1435^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-354297049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 354296996 and 354297014.

It is not a weakly prime, because it can be changed into another prime (354097049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177148524 + 177148525.

It is an arithmetic number, because the mean of its divisors is an integer number (177148525).

Almost surely, 2^354297049 is an apocalyptic number.

It is an amenable number.

354297049 is a deficient number, since it is larger than the sum of its proper divisors (1).

354297049 is an equidigital number, since it uses as much as digits as its factorization.

354297049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 43.

The square root of 354297049 is about 18822.7800550291. The cubic root of 354297049 is about 707.6022062636.

The spelling of 354297049 in words is "three hundred fifty-four million, two hundred ninety-seven thousand, forty-nine".