1142570065 has 16 divisors (see below), whose sum is σ = 1687488768. Its totient is φ = 723208896.

The previous prime is 1142570059. The next prime is 1142570123. The reversal of 1142570065 is 5600752411.

It is a cyclic number.

It is not a de Polignac number, because 1142570065 - 2⁹ = 1142569553 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1255117 + ... + 1256026.

It is an arithmetic number, because the mean of its divisors is an integer number (105468048).

Almost surely, 2^1142570065 is an apocalyptic number.

It is an amenable number.

1142570065 is a deficient number, since it is larger than the sum of its proper divisors (544918703).

1142570065 is a wasteful number, since it uses less digits than its factorization.

1142570065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2511168.

The product of its (nonzero) digits is 8400, while the sum is 31.

The square root of 1142570065 is about 33801.9239837025. The cubic root of 1142570065 is about 1045.4283676816.

The spelling of 1142570065 in words is "one billion, one hundred forty-two million, five hundred seventy thousand, sixty-five".