140042302143 has 16 divisors (see below), whose sum is σ = 197722446336. Its totient is φ = 87862716800.

The previous prime is 140042302093. The next prime is 140042302193. The reversal of 140042302143 is 341203240041.

It is an interprime number because it is at equal distance from previous prime (140042302093) and next prime (140042302193).

It is a cyclic number.

It is not a de Polignac number, because 140042302143 - 2²¹ = 140040204991 is a prime.

It is a super-2 number, since 2×140042302143² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140042302193) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 583930 + ... + 788072.

It is an arithmetic number, because the mean of its divisors is an integer number (12357652896).

Almost surely, 2^140042302143 is an apocalyptic number.

140042302143 is a deficient number, since it is larger than the sum of its proper divisors (57680144193).

140042302143 is a wasteful number, since it uses less digits than its factorization.

140042302143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217614.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 140042302143 its reverse (341203240041), we get a palindrome (481245542184).

The spelling of 140042302143 in words is "one hundred forty billion, forty-two million, three hundred two thousand, one hundred forty-three".