1135142146 has 8 divisors (see below), whose sum is σ = 1704115980. Its totient is φ = 567103488.

The previous prime is 1135142119. The next prime is 1135142179. The reversal of 1135142146 is 6412415311.

It can be written as a sum of positive squares in 2 ways, for example, as 1082739025 + 52403121 = 32905^2 + 7239^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 230751 + ... + 235618.

Almost surely, 2^1135142146 is an apocalyptic number.

1135142146 is a deficient number, since it is larger than the sum of its proper divisors (568973834).

1135142146 is a wasteful number, since it uses less digits than its factorization.

1135142146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467588.

The product of its digits is 2880, while the sum is 28.

The square root of 1135142146 is about 33691.8706218577. The cubic root of 1135142146 is about 1043.1579756344.

Adding to 1135142146 its reverse (6412415311), we get a palindrome (7547557457).

The spelling of 1135142146 in words is "one billion, one hundred thirty-five million, one hundred forty-two thousand, one hundred forty-six".