140514465 has 64 divisors (see below), whose sum is σ = 278433792. Its totient is φ = 58924800.

The previous prime is 140514403. The next prime is 140514547. The reversal of 140514465 is 564415041.

It is not a de Polignac number, because 140514465 - 2⁹ = 140513953 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 424350 + ... + 424680.

It is an arithmetic number, because the mean of its divisors is an integer number (4350528).

Almost surely, 2^140514465 is an apocalyptic number.

140514465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140514465 is a deficient number, since it is larger than the sum of its proper divisors (137919327).

140514465 is a wasteful number, since it uses less digits than its factorization.

140514465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670.

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 140514465 is about 11853.8797446237. The cubic root of 140514465 is about 519.8846699358.

It can be divided in two parts, 140 and 514465, that added together give a triangular number (514605 = T₁₀₁₄).

The spelling of 140514465 in words is "one hundred forty million, five hundred fourteen thousand, four hundred sixty-five".