1142345135 has 8 divisors (see below), whose sum is σ = 1388166720. Its totient is φ = 902307744.

The previous prime is 1142345131. The next prime is 1142345153. The reversal of 1142345135 is 5315432411.

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 1142345135 - 2² = 1142345131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1142345098 and 1142345107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142345131) 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, 1445612 + ... + 1446401.

It is an arithmetic number, because the mean of its divisors is an integer number (173520840).

Almost surely, 2^1142345135 is an apocalyptic number.

1142345135 is a deficient number, since it is larger than the sum of its proper divisors (245821585).

1142345135 is an equidigital number, since it uses as much as digits as its factorization.

1142345135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2892097.

The product of its digits is 7200, while the sum is 29.

The square root of 1142345135 is about 33798.5966424643. The cubic root of 1142345135 is about 1045.3597610545.

Adding to 1142345135 its reverse (5315432411), we get a palindrome (6457777546).

The spelling of 1142345135 in words is "one billion, one hundred forty-two million, three hundred forty-five thousand, one hundred thirty-five".