1143201562 has 8 divisors (see below), whose sum is σ = 1721323296. Its totient is φ = 569427132.

The previous prime is 1143201559. The next prime is 1143201571. The reversal of 1143201562 is 2651023411.

It is a happy number.

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

It is a super-2 number, since 2×1143201562² = 2613819622718479688, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1086168 + ... + 1087219.

It is an arithmetic number, because the mean of its divisors is an integer number (215165412).

Almost surely, 2^1143201562 is an apocalyptic number.

1143201562 is a deficient number, since it is larger than the sum of its proper divisors (578121734).

1143201562 is a wasteful number, since it uses less digits than its factorization.

1143201562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2173652.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 1143201562 is about 33811.2638332258. The cubic root of 1143201562 is about 1045.6209345119.

Adding to 1143201562 its reverse (2651023411), we get a palindrome (3794224973).

The spelling of 1143201562 in words is "one billion, one hundred forty-three million, two hundred one thousand, five hundred sixty-two".