1146203443 has 64 divisors (see below), whose sum is σ = 1566720000. Its totient is φ = 828727200.

The previous prime is 1146203423. The next prime is 1146203447. The reversal of 1146203443 is 3443026411.

It is not a de Polignac number, because 1146203443 - 2²⁵ = 1112649011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1146203447) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4229398 + ... + 4229668.

It is an arithmetic number, because the mean of its divisors is an integer number (24480000).

Almost surely, 2^1146203443 is an apocalyptic number.

1146203443 is a deficient number, since it is larger than the sum of its proper divisors (420516557).

1146203443 is a wasteful number, since it uses less digits than its factorization.

1146203443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381 (or 367 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 1146203443 is about 33855.6264600140. The cubic root of 1146203443 is about 1046.5353507594.

Adding to 1146203443 its reverse (3443026411), we get a palindrome (4589229854).

The spelling of 1146203443 in words is "one billion, one hundred forty-six million, two hundred three thousand, four hundred forty-three".