140211408 has 40 divisors (see below), whose sum is σ = 363592800. Its totient is φ = 46559104.

The previous prime is 140211373. The next prime is 140211437. The reversal of 140211408 is 804112041.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 7483 + ... + 18341.

It is an arithmetic number, because the mean of its divisors is an integer number (9089820).

Almost surely, 2^140211408 is an apocalyptic number.

It is an amenable number.

140211408 is an abundant number, since it is smaller than the sum of its proper divisors (223381392).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140211408 is a wasteful number, since it uses less digits than its factorization.

140211408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11139 (or 11133 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

The square root of 140211408 is about 11841.0898147088. The cubic root of 140211408 is about 519.5106441634.

Adding to 140211408 its reverse (804112041), we get a palindrome (944323449).

The spelling of 140211408 in words is "one hundred forty million, two hundred eleven thousand, four hundred eight".