1142349067 has 4 divisors (see below), whose sum is σ = 1142436496. Its totient is φ = 1142261640.

The previous prime is 1142349049. The next prime is 1142349083. The reversal of 1142349067 is 7609432411.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1142349067 - 2⁷ = 1142348939 is a prime.

It is a super-2 number, since 2×1142349067² = 2609922781751540978, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1142349007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19728 + ... + 51709.

It is an arithmetic number, because the mean of its divisors is an integer number (285609124).

Almost surely, 2^1142349067 is an apocalyptic number.

1142349067 is a deficient number, since it is larger than the sum of its proper divisors (87429).

1142349067 is an equidigital number, since it uses as much as digits as its factorization.

1142349067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87428.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 1142349067 is about 33798.6548105098. The cubic root of 1142349067 is about 1045.3609604439.

The spelling of 1142349067 in words is "one billion, one hundred forty-two million, three hundred forty-nine thousand, sixty-seven".