140995017 has 6 divisors (see below), whose sum is σ = 203659482. Its totient is φ = 93996672.

The previous prime is 140995009. The next prime is 140995021. The reversal of 140995017 is 710599041.

140995017 is a `hidden beast` number, since 140 + 9 + 9 + 501 + 7 = 666.

140995017 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 96118416 + 44876601 = 9804^2 + 6699^2 .

It is not a de Polignac number, because 140995017 - 2³ = 140995009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140995007) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7833048 + ... + 7833065.

It is an arithmetic number, because the mean of its divisors is an integer number (33943247).

Almost surely, 2^140995017 is an apocalyptic number.

It is an amenable number.

140995017 is a deficient number, since it is larger than the sum of its proper divisors (62664465).

140995017 is a wasteful number, since it uses less digits than its factorization.

140995017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15666119 (or 15666116 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 36.

The square root of 140995017 is about 11874.1322630329. The cubic root of 140995017 is about 520.4766549061.

The spelling of 140995017 in words is "one hundred forty million, nine hundred ninety-five thousand, seventeen".