140152450 has 24 divisors (see below), whose sum is σ = 261084852. Its totient is φ = 55974720.

The previous prime is 140152429. The next prime is 140152451. The reversal of 140152450 is 54251041.

It can be written as a sum of positive squares in 6 ways, for example, as 89699841 + 50452609 = 9471^2 + 7103^2 .

It is not an unprimeable number, because it can be changed into a prime (140152451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38092 + ... + 41608.

Almost surely, 2^140152450 is an apocalyptic number.

140152450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140152450 is a deficient number, since it is larger than the sum of its proper divisors (120932402).

140152450 is a wasteful number, since it uses less digits than its factorization.

140152450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4326 (or 4321 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 140152450 is about 11838.6000016894. The cubic root of 140152450 is about 519.4378169873.

The spelling of 140152450 in words is "one hundred forty million, one hundred fifty-two thousand, four hundred fifty".