140700850 has 12 divisors (see below), whose sum is σ = 261703674. Its totient is φ = 56280320.

The previous prime is 140700809. The next prime is 140700851. The reversal of 140700850 is 58007041.

It can be written as a sum of positive squares in 3 ways, for example, as 135978921 + 4721929 = 11661^2 + 2173^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (140700851) 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 5 ways as a sum of consecutive naturals, for example, 1406959 + ... + 1407058.

Almost surely, 2^140700850 is an apocalyptic number.

140700850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140700850 is a deficient number, since it is larger than the sum of its proper divisors (121002824).

140700850 is a wasteful number, since it uses less digits than its factorization.

140700850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2814029 (or 2814024 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 25.

The square root of 140700850 is about 11861.7389113064. The cubic root of 140700850 is about 520.1144348740.

Adding to 140700850 its reverse (58007041), we get a palindrome (198707891).

The spelling of 140700850 in words is "one hundred forty million, seven hundred thousand, eight hundred fifty".