197901343 has 2 divisors, whose sum is σ = 197901344. Its totient is φ = 197901342.

The previous prime is 197901337. The next prime is 197901371. The reversal of 197901343 is 343109791.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 197901343 - 2⁹ = 197900831 is a prime.

It is a super-2 number, since 2×197901343² = 78329883122407298, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (197901313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98950671 + 98950672.

It is an arithmetic number, because the mean of its divisors is an integer number (98950672).

Almost surely, 2^197901343 is an apocalyptic number.

197901343 is a deficient number, since it is larger than the sum of its proper divisors (1).

197901343 is an equidigital number, since it uses as much as digits as its factorization.

197901343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20412, while the sum is 37.

The square root of 197901343 is about 14067.7412188311. The cubic root of 197901343 is about 582.7508475246.

The spelling of 197901343 in words is "one hundred ninety-seven million, nine hundred one thousand, three hundred forty-three".