140542351233187 has 2 divisors, whose sum is σ = 140542351233188. Its totient is φ = 140542351233186.

The previous prime is 140542351233173. The next prime is 140542351233253. The reversal of 140542351233187 is 781332153245041.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140542351233187 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 140542351233187.

It is not a weakly prime, because it can be changed into another prime (140542351233107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70271175616593 + 70271175616594.

It is an arithmetic number, because the mean of its divisors is an integer number (70271175616594).

Almost surely, 2^{140542351233187} is an apocalyptic number.

140542351233187 is a deficient number, since it is larger than the sum of its proper divisors (1).

140542351233187 is an equidigital number, since it uses as much as digits as its factorization.

140542351233187 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2419200, while the sum is 49.

The spelling of 140542351233187 in words is "one hundred forty trillion, five hundred forty-two billion, three hundred fifty-one million, two hundred thirty-three thousand, one hundred eighty-seven".