140454423232351 has 2 divisors, whose sum is σ = 140454423232352. Its totient is φ = 140454423232350.

The previous prime is 140454423232307. The next prime is 140454423232373. The reversal of 140454423232351 is 153232324454041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140454423232351 - 2¹⁵ = 140454423199583 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 140454423232298 and 140454423232307.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140454423232381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70227211616175 + 70227211616176.

It is an arithmetic number, because the mean of its divisors is an integer number (70227211616176).

Almost surely, 2^{140454423232351} is an apocalyptic number.

140454423232351 is a deficient number, since it is larger than the sum of its proper divisors (1).

140454423232351 is an equidigital number, since it uses as much as digits as its factorization.

140454423232351 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1382400, while the sum is 43.

Adding to 140454423232351 its reverse (153232324454041), we get a palindrome (293686747686392).

The spelling of 140454423232351 in words is "one hundred forty trillion, four hundred fifty-four billion, four hundred twenty-three million, two hundred thirty-two thousand, three hundred fifty-one".