140055101531 has 8 divisors (see below), whose sum is σ = 146943059328. Its totient is φ = 133315272000.

The previous prime is 140055101513. The next prime is 140055101533. The reversal of 140055101531 is 135101550041.

140055101531 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 140055101531 - 2⁶ = 140055101467 is a prime.

It is a super-2 number, since 2×140055101531² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 140055101531.

It is not an unprimeable number, because it can be changed into a prime (140055101533) 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 7 ways as a sum of consecutive naturals, for example, 37030130 + ... + 37033911.

It is an arithmetic number, because the mean of its divisors is an integer number (18367882416).

Almost surely, 2^140055101531 is an apocalyptic number.

140055101531 is a deficient number, since it is larger than the sum of its proper divisors (6887957797).

140055101531 is an equidigital number, since it uses as much as digits as its factorization.

140055101531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74064133.

The product of its (nonzero) digits is 1500, while the sum is 26.

Adding to 140055101531 its reverse (135101550041), we get a palindrome (275156651572).

The spelling of 140055101531 in words is "one hundred forty billion, fifty-five million, one hundred one thousand, five hundred thirty-one".