140707017 has 16 divisors (see below), whose sum is σ = 227405760. Its totient is φ = 85276800.

The previous prime is 140707009. The next prime is 140707037. The reversal of 140707017 is 710707041.

It is not a de Polignac number, because 140707017 - 2³ = 140707009 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (140707037) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 236584 + ... + 237177.

It is an arithmetic number, because the mean of its divisors is an integer number (14212860).

Almost surely, 2^140707017 is an apocalyptic number.

It is an amenable number.

140707017 is a deficient number, since it is larger than the sum of its proper divisors (86698743).

140707017 is a wasteful number, since it uses less digits than its factorization.

140707017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473781 (or 473775 counting only the distinct ones).

The product of its (nonzero) digits is 1372, while the sum is 27.

The square root of 140707017 is about 11861.9988619119. The cubic root of 140707017 is about 520.1220337356.

Adding to 140707017 its sum of digits (27), we get a square (140707044 = 11862²).

The spelling of 140707017 in words is "one hundred forty million, seven hundred seven thousand, seventeen".