346214131 has 2 divisors, whose sum is σ = 346214132. Its totient is φ = 346214130.

The previous prime is 346214123. The next prime is 346214137. The reversal of 346214131 is 131412643.

It is a strong prime.

It is an emirp because it is prime and its reverse (131412643) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 346214131 - 2³ = 346214123 is a prime.

It is a super-2 number, since 2×346214131² = 239728449008170322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 346214096 and 346214105.

It is not a weakly prime, because it can be changed into another prime (346214137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173107065 + 173107066.

It is an arithmetic number, because the mean of its divisors is an integer number (173107066).

Almost surely, 2^346214131 is an apocalyptic number.

346214131 is a deficient number, since it is larger than the sum of its proper divisors (1).

346214131 is an equidigital number, since it uses as much as digits as its factorization.

346214131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1728, while the sum is 25.

The square root of 346214131 is about 18606.8302244095. The cubic root of 346214131 is about 702.1796894202.

Adding to 346214131 its reverse (131412643), we get a palindrome (477626774).

The spelling of 346214131 in words is "three hundred forty-six million, two hundred fourteen thousand, one hundred thirty-one".