140771164 has 24 divisors (see below), whose sum is σ = 256230128. Its totient is φ = 67616640.

The previous prime is 140771161. The next prime is 140771179. The reversal of 140771164 is 461177041.

It is a super-2 number, since 2×140771164² = 39633041227829792, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140771161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3784 + ... + 17200.

Almost surely, 2^140771164 is an apocalyptic number.

It is an amenable number.

140771164 is a deficient number, since it is larger than the sum of its proper divisors (115458964).

140771164 is a wasteful number, since it uses less digits than its factorization.

140771164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13525 (or 13523 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 31.

The square root of 140771164 is about 11864.7024404323. The cubic root of 140771164 is about 520.2010613016.

The spelling of 140771164 in words is "one hundred forty million, seven hundred seventy-one thousand, one hundred sixty-four".