342406541 has 2 divisors, whose sum is σ = 342406542. Its totient is φ = 342406540.

The previous prime is 342406523. The next prime is 342406577. The reversal of 342406541 is 145604243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 317196100 + 25210441 = 17810^2 + 5021^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-342406541 is a prime.

It is a super-3 number, since 3×342406541³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342409541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171203270 + 171203271.

It is an arithmetic number, because the mean of its divisors is an integer number (171203271).

Almost surely, 2^342406541 is an apocalyptic number.

It is an amenable number.

342406541 is a deficient number, since it is larger than the sum of its proper divisors (1).

342406541 is an equidigital number, since it uses as much as digits as its factorization.

342406541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 342406541 is about 18504.2303541650. The cubic root of 342406541 is about 699.5960533352.

The spelling of 342406541 in words is "three hundred forty-two million, four hundred six thousand, five hundred forty-one".