140466271 has 16 divisors (see below), whose sum is σ = 156764160. Its totient is φ = 124777120.

The previous prime is 140466269. The next prime is 140466281. The reversal of 140466271 is 172664041.

It is a cyclic number.

It is not a de Polignac number, because 140466271 - 2¹ = 140466269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140466211) 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, 279006 + ... + 279508.

It is an arithmetic number, because the mean of its divisors is an integer number (9797760).

Almost surely, 2^140466271 is an apocalyptic number.

140466271 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

140466271 is a deficient number, since it is larger than the sum of its proper divisors (16297889).

140466271 is a wasteful number, since it uses less digits than its factorization.

140466271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1046.

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 140466271 is about 11851.8467337373. The cubic root of 140466271 is about 519.8252260277.

The spelling of 140466271 in words is "one hundred forty million, four hundred sixty-six thousand, two hundred seventy-one".