354004961 has 2 divisors, whose sum is σ = 354004962. Its totient is φ = 354004960.

The previous prime is 354004951. The next prime is 354005023. The reversal of 354004961 is 169400453.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 208947025 + 145057936 = 14455^2 + 12044^2 .

It is an emirp because it is prime and its reverse (169400453) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-354004961 is a prime.

It is a super-2 number, since 2×354004961² = 250639024825223042, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (354004951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177002480 + 177002481.

It is an arithmetic number, because the mean of its divisors is an integer number (177002481).

Almost surely, 2^354004961 is an apocalyptic number.

It is an amenable number.

354004961 is a deficient number, since it is larger than the sum of its proper divisors (1).

354004961 is an equidigital number, since it uses as much as digits as its factorization.

354004961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 354004961 is about 18815.0195588524. The cubic root of 354004961 is about 707.4077000461.

The spelling of 354004961 in words is "three hundred fifty-four million, four thousand, nine hundred sixty-one".