140102163 has 8 divisors (see below), whose sum is σ = 207558800. Its totient is φ = 93401424.

The previous prime is 140102141. The next prime is 140102189. The reversal of 140102163 is 361201041.

It is a happy number.

It is not a de Polignac number, because 140102163 - 2⁹ = 140101651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140102063) 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, 2594458 + ... + 2594511.

It is an arithmetic number, because the mean of its divisors is an integer number (25944850).

Almost surely, 2^140102163 is an apocalyptic number.

140102163 is a deficient number, since it is larger than the sum of its proper divisors (67456637).

140102163 is an equidigital number, since it uses as much as digits as its factorization.

140102163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5188978 (or 5188972 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 140102163 is about 11836.4759535936. The cubic root of 140102163 is about 519.3756844209.

The spelling of 140102163 in words is "one hundred forty million, one hundred two thousand, one hundred sixty-three".