140453265 has 32 divisors (see below), whose sum is σ = 233266176. Its totient is φ = 72112320.

The previous prime is 140453227. The next prime is 140453267. The reversal of 140453265 is 562354041.

It is not a de Polignac number, because 140453265 - 2¹¹ = 140451217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140453267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44262 + ... + 47328.

It is an arithmetic number, because the mean of its divisors is an integer number (7289568).

Almost surely, 2^140453265 is an apocalyptic number.

140453265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140453265 is a deficient number, since it is larger than the sum of its proper divisors (92812911).

140453265 is a wasteful number, since it uses less digits than its factorization.

140453265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3189.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 140453265 is about 11851.2980301737. The cubic root of 140453265 is about 519.8091817121.

The spelling of 140453265 in words is "one hundred forty million, four hundred fifty-three thousand, two hundred sixty-five".