140400203 has 8 divisors (see below), whose sum is σ = 144720048. Its totient is φ = 136128384.

The previous prime is 140400199. The next prime is 140400217. The reversal of 140400203 is 302004041.

140400203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 140400203 - 2² = 140400199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140400283) 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, 6026 + ... + 17807.

It is an arithmetic number, because the mean of its divisors is an integer number (18090006).

Almost surely, 2^140400203 is an apocalyptic number.

140400203 is a deficient number, since it is larger than the sum of its proper divisors (4319845).

140400203 is a wasteful number, since it uses less digits than its factorization.

140400203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24013.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 140400203 is about 11849.0591609629. The cubic root of 140400203 is about 519.7437136981.

Adding to 140400203 its reverse (302004041), we get a palindrome (442404244).

The spelling of 140400203 in words is "one hundred forty million, four hundred thousand, two hundred three".