1142402341 has 8 divisors (see below), whose sum is σ = 1254813120. Its totient is φ = 1035220032.

The previous prime is 1142402323. The next prime is 1142402347. The reversal of 1142402341 is 1432042411.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1142402341 - 2⁹ = 1142401829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142402347) 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, 1306660 + ... + 1307533.

It is an arithmetic number, because the mean of its divisors is an integer number (156851640).

Almost surely, 2^1142402341 is an apocalyptic number.

It is an amenable number.

1142402341 is a deficient number, since it is larger than the sum of its proper divisors (112410779).

1142402341 is a wasteful number, since it uses less digits than its factorization.

1142402341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2614235.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 1142402341 is about 33799.4429096102. The cubic root of 1142402341 is about 1045.3772104955.

Adding to 1142402341 its reverse (1432042411), we get a palindrome (2574444752).

The spelling of 1142402341 in words is "one billion, one hundred forty-two million, four hundred two thousand, three hundred forty-one".