1203132343 has 4 divisors (see below), whose sum is σ = 1375008400. Its totient is φ = 1031256288.

The previous prime is 1203132319. The next prime is 1203132373. The reversal of 1203132343 is 3432313021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1203132343 - 2⁵ = 1203132311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1203132373) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85938018 + ... + 85938031.

It is an arithmetic number, because the mean of its divisors is an integer number (343752100).

Almost surely, 2^1203132343 is an apocalyptic number.

1203132343 is a deficient number, since it is larger than the sum of its proper divisors (171876057).

1203132343 is an equidigital number, since it uses as much as digits as its factorization.

1203132343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171876056.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 1203132343 is about 34686.1981629581. The cubic root of 1203132343 is about 1063.5823800477.

Adding to 1203132343 its reverse (3432313021), we get a palindrome (4635445364).

The spelling of 1203132343 in words is "one billion, two hundred three million, one hundred thirty-two thousand, three hundred forty-three".