350620997 has 2 divisors, whose sum is σ = 350620998. Its totient is φ = 350620996.

The previous prime is 350620981. The next prime is 350620999. The reversal of 350620997 is 799026053.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 283282561 + 67338436 = 16831^2 + 8206^2 .

It is a cyclic number.

It is not a de Polignac number, because 350620997 - 2⁴ = 350620981 is a prime.

Together with 350620999, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (350620999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175310498 + 175310499.

It is an arithmetic number, because the mean of its divisors is an integer number (175310499).

Almost surely, 2^350620997 is an apocalyptic number.

It is an amenable number.

350620997 is a deficient number, since it is larger than the sum of its proper divisors (1).

350620997 is an equidigital number, since it uses as much as digits as its factorization.

350620997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 102060, while the sum is 41.

The square root of 350620997 is about 18724.8764214881. The cubic root of 350620997 is about 705.1464223143.

The spelling of 350620997 in words is "three hundred fifty million, six hundred twenty thousand, nine hundred ninety-seven".