1201354343 has 16 divisors (see below), whose sum is σ = 1400448000. Its totient is φ = 1009318752.

The previous prime is 1201354337. The next prime is 1201354361. The reversal of 1201354343 is 3434531021.

It is a cyclic number.

It is not a de Polignac number, because 1201354343 - 2⁴ = 1201354327 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201354333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69053 + ... + 84681.

It is an arithmetic number, because the mean of its divisors is an integer number (87528000).

Almost surely, 2^1201354343 is an apocalyptic number.

1201354343 is a deficient number, since it is larger than the sum of its proper divisors (199093657).

1201354343 is a wasteful number, since it uses less digits than its factorization.

1201354343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15854.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 1201354343 is about 34660.5588962440. The cubic root of 1201354343 is about 1063.0581978204.

Adding to 1201354343 its reverse (3434531021), we get a palindrome (4635885364).

The spelling of 1201354343 in words is "one billion, two hundred one million, three hundred fifty-four thousand, three hundred forty-three".