140500402 has 16 divisors (see below), whose sum is σ = 253535040. Its totient is φ = 57045168.

The previous prime is 140500357. The next prime is 140500439. The reversal of 140500402 is 204005041.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 263833 + ... + 264364.

It is an arithmetic number, because the mean of its divisors is an integer number (15845940).

Almost surely, 2^140500402 is an apocalyptic number.

140500402 is a deficient number, since it is larger than the sum of its proper divisors (113034638).

140500402 is a wasteful number, since it uses less digits than its factorization.

140500402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528225.

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 140500402 is about 11853.2865484641. The cubic root of 140500402 is about 519.8673256194.

Adding to 140500402 its reverse (204005041), we get a palindrome (344505443).

The spelling of 140500402 in words is "one hundred forty million, five hundred thousand, four hundred two".