346120553 has 2 divisors, whose sum is σ = 346120554. Its totient is φ = 346120552.

The previous prime is 346120507. The next prime is 346120589. The reversal of 346120553 is 355021643.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 194658304 + 151462249 = 13952^2 + 12307^2 .

It is an emirp because it is prime and its reverse (355021643) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-346120553 is a prime.

It is not a weakly prime, because it can be changed into another prime (346120253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173060276 + 173060277.

It is an arithmetic number, because the mean of its divisors is an integer number (173060277).

Almost surely, 2^346120553 is an apocalyptic number.

It is an amenable number.

346120553 is a deficient number, since it is larger than the sum of its proper divisors (1).

346120553 is an equidigital number, since it uses as much as digits as its factorization.

346120553 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 346120553 is about 18604.3154402413. The cubic root of 346120553 is about 702.1164198171.

The spelling of 346120553 in words is "three hundred forty-six million, one hundred twenty thousand, five hundred fifty-three".