140452663 has 8 divisors (see below), whose sum is σ = 154774928. Its totient is φ = 126633024.

The previous prime is 140452639. The next prime is 140452667. The reversal of 140452663 is 366254041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 140452663 - 2¹³ = 140444471 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 (140452667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125070 + ... + 126187.

It is an arithmetic number, because the mean of its divisors is an integer number (19346866).

Almost surely, 2^140452663 is an apocalyptic number.

140452663 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

140452663 is a deficient number, since it is larger than the sum of its proper divisors (14322265).

140452663 is a wasteful number, since it uses less digits than its factorization.

140452663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251313.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 140452663 is about 11851.2726320847. The cubic root of 140452663 is about 519.8084390556.

The spelling of 140452663 in words is "one hundred forty million, four hundred fifty-two thousand, six hundred sixty-three".