342003973 has 2 divisors, whose sum is σ = 342003974. Its totient is φ = 342003972.

The previous prime is 342003953. The next prime is 342004057. The reversal of 342003973 is 379300243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 321735969 + 20268004 = 17937^2 + 4502^2 .

It is a cyclic number.

It is not a de Polignac number, because 342003973 - 2⁹ = 342003461 is a prime.

It is a super-3 number, since 3×342003973³ (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 (342003953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171001986 + 171001987.

It is an arithmetic number, because the mean of its divisors is an integer number (171001987).

Almost surely, 2^342003973 is an apocalyptic number.

It is an amenable number.

342003973 is a deficient number, since it is larger than the sum of its proper divisors (1).

342003973 is an equidigital number, since it uses as much as digits as its factorization.

342003973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13608, while the sum is 31.

The square root of 342003973 is about 18493.3494262127. The cubic root of 342003973 is about 699.3217736946.

The spelling of 342003973 in words is "three hundred forty-two million, three thousand, nine hundred seventy-three".