140534403 has 8 divisors (see below), whose sum is σ = 187502928. Its totient is φ = 93627744.

The previous prime is 140534389. The next prime is 140534411. The reversal of 140534403 is 304435041.

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

It is a de Polignac number, because none of the positive numbers 2^k-140534403 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140534413) 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, 9876 + ... + 19457.

It is an arithmetic number, because the mean of its divisors is an integer number (23437866).

Almost surely, 2^140534403 is an apocalyptic number.

140534403 is a deficient number, since it is larger than the sum of its proper divisors (46968525).

140534403 is a wasteful number, since it uses less digits than its factorization.

140534403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30933.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 140534403 is about 11854.7207052718. The cubic root of 140534403 is about 519.9092580813.

Adding to 140534403 its reverse (304435041), we get a palindrome (444969444).

The spelling of 140534403 in words is "one hundred forty million, five hundred thirty-four thousand, four hundred three".