342019877 has 2 divisors, whose sum is σ = 342019878. Its totient is φ = 342019876.

The previous prime is 342019849. The next prime is 342019901. The reversal of 342019877 is 778910243.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 283787716 + 58232161 = 16846^2 + 7631^2 .

It is a cyclic number.

It is not a de Polignac number, because 342019877 - 2⁶ = 342019813 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342079877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171009938 + 171009939.

It is an arithmetic number, because the mean of its divisors is an integer number (171009939).

Almost surely, 2^342019877 is an apocalyptic number.

It is an amenable number.

342019877 is a deficient number, since it is larger than the sum of its proper divisors (1).

342019877 is an equidigital number, since it uses as much as digits as its factorization.

342019877 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84672, while the sum is 41.

The square root of 342019877 is about 18493.7794136299. The cubic root of 342019877 is about 699.3326135697.

The spelling of 342019877 in words is "three hundred forty-two million, nineteen thousand, eight hundred seventy-seven".