1143652342 has 32 divisors (see below), whose sum is σ = 1997936640. Its totient is φ = 480824640.

The previous prime is 1143652337. The next prime is 1143652343. The reversal of 1143652342 is 2432563411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143652343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 500242 + ... + 502522.

It is an arithmetic number, because the mean of its divisors is an integer number (62435520).

Almost surely, 2^1143652342 is an apocalyptic number.

1143652342 is a deficient number, since it is larger than the sum of its proper divisors (854284298).

1143652342 is a wasteful number, since it uses less digits than its factorization.

1143652342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2956.

The product of its digits is 17280, while the sum is 31.

The square root of 1143652342 is about 33817.9292979331. The cubic root of 1143652342 is about 1045.7583506601.

The spelling of 1143652342 in words is "one billion, one hundred forty-three million, six hundred fifty-two thousand, three hundred forty-two".