140102302 has 4 divisors (see below), whose sum is σ = 210153456. Its totient is φ = 70051150.

The previous prime is 140102297. The next prime is 140102311. The reversal of 140102302 is 203201041.

140102302 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35025574 + ... + 35025577.

It is an arithmetic number, because the mean of its divisors is an integer number (52538364).

Almost surely, 2^140102302 is an apocalyptic number.

140102302 is a deficient number, since it is larger than the sum of its proper divisors (70051154).

140102302 is an equidigital number, since it uses as much as digits as its factorization.

140102302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70051153.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 140102302 is about 11836.4818252722. The cubic root of 140102302 is about 519.3758561841.

Adding to 140102302 its reverse (203201041), we get a palindrome (343303343).

The spelling of 140102302 in words is "one hundred forty million, one hundred two thousand, three hundred two".