1147803142 has 8 divisors (see below), whose sum is σ = 1722257856. Its totient is φ = 573717192.

The previous prime is 1147803133. The next prime is 1147803149. The reversal of 1147803142 is 2413087411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1147803149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84273 + ... + 96940.

It is an arithmetic number, because the mean of its divisors is an integer number (215282232).

Almost surely, 2^1147803142 is an apocalyptic number.

1147803142 is a deficient number, since it is larger than the sum of its proper divisors (574454714).

1147803142 is a wasteful number, since it uses less digits than its factorization.

1147803142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184382.

The product of its (nonzero) digits is 5376, while the sum is 31.

The square root of 1147803142 is about 33879.2435275642. The cubic root of 1147803142 is about 1047.0219901744.

The spelling of 1147803142 in words is "one billion, one hundred forty-seven million, eight hundred three thousand, one hundred forty-two".