350557157 has 2 divisors, whose sum is σ = 350557158. Its totient is φ = 350557156.

The previous prime is 350557147. The next prime is 350557159. The reversal of 350557157 is 751755053.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 344436481 + 6120676 = 18559^2 + 2474^2 .

It is a cyclic number.

It is not a de Polignac number, because 350557157 - 2¹² = 350553061 is a prime.

Together with 350557159, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p_18831836 and since 350557157 and 18831836 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 350557157.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (350557159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175278578 + 175278579.

It is an arithmetic number, because the mean of its divisors is an integer number (175278579).

Almost surely, 2^350557157 is an apocalyptic number.

It is an amenable number.

350557157 is a deficient number, since it is larger than the sum of its proper divisors (1).

350557157 is an equidigital number, since it uses as much as digits as its factorization.

350557157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 91875, while the sum is 38.

The square root of 350557157 is about 18723.1716597376. The cubic root of 350557157 is about 705.1036227478.

The spelling of 350557157 in words is "three hundred fifty million, five hundred fifty-seven thousand, one hundred fifty-seven".