342751397 has 2 divisors, whose sum is σ = 342751398. Its totient is φ = 342751396.

The previous prime is 342751373. The next prime is 342751403. The reversal of 342751397 is 793157243.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 327392836 + 15358561 = 18094^2 + 3919^2 .

It is a cyclic number.

It is not a de Polignac number, because 342751397 - 2⁶ = 342751333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342751327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171375698 + 171375699.

It is an arithmetic number, because the mean of its divisors is an integer number (171375699).

Almost surely, 2^342751397 is an apocalyptic number.

It is an amenable number.

342751397 is a deficient number, since it is larger than the sum of its proper divisors (1).

342751397 is an equidigital number, since it uses as much as digits as its factorization.

342751397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 158760, while the sum is 41.

The square root of 342751397 is about 18513.5463107423. The cubic root of 342751397 is about 699.8308414382.

The spelling of 342751397 in words is "three hundred forty-two million, seven hundred fifty-one thousand, three hundred ninety-seven".