140314451 has 2 divisors, whose sum is σ = 140314452. Its totient is φ = 140314450.

The previous prime is 140314429. The next prime is 140314459. The reversal of 140314451 is 154413041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140314451 - 2⁶ = 140314387 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (140314459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70157225 + 70157226.

It is an arithmetic number, because the mean of its divisors is an integer number (70157226).

Almost surely, 2^140314451 is an apocalyptic number.

140314451 is a deficient number, since it is larger than the sum of its proper divisors (1).

140314451 is an equidigital number, since it uses as much as digits as its factorization.

140314451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 140314451 is about 11845.4400931329. The cubic root of 140314451 is about 519.6378778117.

Adding to 140314451 its reverse (154413041), we get a palindrome (294727492).

The spelling of 140314451 in words is "one hundred forty million, three hundred fourteen thousand, four hundred fifty-one".