140690100 has 36 divisors (see below), whose sum is σ = 407064224. Its totient is φ = 37517280.

The previous prime is 140690089. The next prime is 140690141. The reversal of 140690100 is 1096041.

It is a congruent number.

It is an unprimeable number.

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, 234184 + ... + 234783.

Almost surely, 2^140690100 is an apocalyptic number.

140690100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140690100 is an abundant number, since it is smaller than the sum of its proper divisors (266374124).

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

140690100 is a wasteful number, since it uses less digits than its factorization.

140690100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468984 (or 468977 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 140690100 is about 11861.2857650425. The cubic root of 140690100 is about 520.1011883949.

The spelling of 140690100 in words is "one hundred forty million, six hundred ninety thousand, one hundred".