1075670027509 has 12 divisors (see below), whose sum is σ = 1365043226688. Its totient is φ = 838184436600.

The previous prime is 1075670027507. The next prime is 1075670027513. The reversal of 1075670027509 is 9057200765701.

It is a happy number.

It is not a de Polignac number, because 1075670027509 - 2¹ = 1075670027507 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1075670027507) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 997838077 + ... + 997839154.

It is an arithmetic number, because the mean of its divisors is an integer number (113753602224).

Almost surely, 2^{1075670027509} is an apocalyptic number.

It is an amenable number.

1075670027509 is a deficient number, since it is larger than the sum of its proper divisors (289373199179).

1075670027509 is a wasteful number, since it uses less digits than its factorization.

1075670027509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1995677256 (or 1995677249 counting only the distinct ones).

The product of its (nonzero) digits is 926100, while the sum is 49.

The spelling of 1075670027509 in words is "one trillion, seventy-five billion, six hundred seventy million, twenty-seven thousand, five hundred nine".