1146203442 has 24 divisors (see below), whose sum is σ = 2541196944. Its totient is φ = 373182264.

The previous prime is 1146203423. The next prime is 1146203447. The reversal of 1146203442 is 2443026411.

It is a happy number.

1146203442 is a `hidden beast` number, since 1 + 1 + 4 + 620 + 34 + 4 + 2 = 666.

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

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 739668 + ... + 741215.

It is an arithmetic number, because the mean of its divisors is an integer number (105883206).

Almost surely, 2^1146203442 is an apocalyptic number.

1146203442 is an abundant number, since it is smaller than the sum of its proper divisors (1394993502).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1146203442 is a wasteful number, since it uses less digits than its factorization.

1146203442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1480934 (or 1480931 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 1146203442 is about 33855.6264452454. The cubic root of 1146203442 is about 1046.5353504550.

Adding to 1146203442 its reverse (2443026411), we get a palindrome (3589229853).

The spelling of 1146203442 in words is "one billion, one hundred forty-six million, two hundred three thousand, four hundred forty-two".