140042301531 has 64 divisors (see below), whose sum is σ = 232569792000. Its totient is φ = 73831219200.

The previous prime is 140042301523. The next prime is 140042301547. The reversal of 140042301531 is 135103240041.

It is a happy number.

140042301531 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 140042301531 - 2³ = 140042301523 is a prime.

It is a super-2 number, since 2×140042301531² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (140042301521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 276795 + ... + 597243.

It is an arithmetic number, because the mean of its divisors is an integer number (3633903000).

Almost surely, 2^140042301531 is an apocalyptic number.

140042301531 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

140042301531 is a deficient number, since it is larger than the sum of its proper divisors (92527490469).

140042301531 is a wasteful number, since it uses less digits than its factorization.

140042301531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320540.

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 140042301531 its reverse (135103240041), we get a palindrome (275145541572).

The spelling of 140042301531 in words is "one hundred forty billion, forty-two million, three hundred one thousand, five hundred thirty-one".