140888445 has 8 divisors (see below), whose sum is σ = 225421536. Its totient is φ = 75140496.

The previous prime is 140888443. The next prime is 140888453. The reversal of 140888445 is 544888041.

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

It is not a de Polignac number, because 140888445 - 2¹ = 140888443 is a prime.

It is a super-3 number, since 3×140888445³ (a number of 25 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 140888397 and 140888406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140888443) 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, 4696267 + ... + 4696296.

It is an arithmetic number, because the mean of its divisors is an integer number (28177692).

Almost surely, 2^140888445 is an apocalyptic number.

140888445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140888445 is a deficient number, since it is larger than the sum of its proper divisors (84533091).

140888445 is an equidigital number, since it uses as much as digits as its factorization.

140888445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9392571.

The product of its (nonzero) digits is 163840, while the sum is 42.

The square root of 140888445 is about 11869.6438446990. The cubic root of 140888445 is about 520.3454866316.

The spelling of 140888445 in words is "one hundred forty million, eight hundred eighty-eight thousand, four hundred forty-five".