1147442046 has 16 divisors (see below), whose sum is σ = 2295216000. Its totient is φ = 382425368.

The previous prime is 1147442041. The next prime is 1147442059. The reversal of 1147442046 is 6402447411.

It is a super-2 number, since 2×1147442046² = 2633246497857332232, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1147441998 and 1147442016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1147442041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75865 + ... + 89723.

It is an arithmetic number, because the mean of its divisors is an integer number (143451000).

Almost surely, 2^1147442046 is an apocalyptic number.

1147442046 is an abundant number, since it is smaller than the sum of its proper divisors (1147773954).

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

1147442046 is a wasteful number, since it uses less digits than its factorization.

1147442046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27663.

The product of its (nonzero) digits is 21504, while the sum is 33.

The square root of 1147442046 is about 33873.9139456898. The cubic root of 1147442046 is about 1046.9121818246.

Adding to 1147442046 its reverse (6402447411), we get a palindrome (7549889457).

The spelling of 1147442046 in words is "one billion, one hundred forty-seven million, four hundred forty-two thousand, forty-six".