1143624101 has 8 divisors (see below), whose sum is σ = 1206757440. Its totient is φ = 1081608352.

The previous prime is 1143624073. The next prime is 1143624113. The reversal of 1143624101 is 1014263411.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1143624101 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143626101) 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, 277295 + ... + 281388.

It is an arithmetic number, because the mean of its divisors is an integer number (150844680).

Almost surely, 2^1143624101 is an apocalyptic number.

It is an amenable number.

1143624101 is a deficient number, since it is larger than the sum of its proper divisors (63133339).

1143624101 is an equidigital number, since it uses as much as digits as its factorization.

1143624101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 558795.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 1143624101 is about 33817.5117505709. The cubic root of 1143624101 is about 1045.7497427106.

Adding to 1143624101 its reverse (1014263411), we get a palindrome (2157887512).

The spelling of 1143624101 in words is "one billion, one hundred forty-three million, six hundred twenty-four thousand, one hundred one".