1143407470 has 16 divisors (see below), whose sum is σ = 2062549008. Its totient is φ = 456381760.

The previous prime is 1143407459. The next prime is 1143407477. The reversal of 1143407470 is 747043411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143407477) 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 7 ways as a sum of consecutive naturals, for example, 117751 + ... + 127090.

It is an arithmetic number, because the mean of its divisors is an integer number (128909313).

Almost surely, 2^1143407470 is an apocalyptic number.

1143407470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1143407470 is a deficient number, since it is larger than the sum of its proper divisors (919141538).

1143407470 is a wasteful number, since it uses less digits than its factorization.

1143407470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245315.

The product of its (nonzero) digits is 9408, while the sum is 31.

The square root of 1143407470 is about 33814.3086577265. The cubic root of 1143407470 is about 1045.6837081578.

The spelling of 1143407470 in words is "one billion, one hundred forty-three million, four hundred seven thousand, four hundred seventy".