140741507 has 2 divisors, whose sum is σ = 140741508. Its totient is φ = 140741506.

The previous prime is 140741501. The next prime is 140741509. The reversal of 140741507 is 705147041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140741507 - 2⁶ = 140741443 is a prime.

Together with 140741509, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 140741507.

It is not a weakly prime, because it can be changed into another prime (140741501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70370753 + 70370754.

It is an arithmetic number, because the mean of its divisors is an integer number (70370754).

Almost surely, 2^140741507 is an apocalyptic number.

140741507 is a deficient number, since it is larger than the sum of its proper divisors (1).

140741507 is an equidigital number, since it uses as much as digits as its factorization.

140741507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3920, while the sum is 29.

The square root of 140741507 is about 11863.4525750306. The cubic root of 140741507 is about 520.1645275732.

Adding to 140741507 its reverse (705147041), we get a palindrome (845888548).

The spelling of 140741507 in words is "one hundred forty million, seven hundred forty-one thousand, five hundred seven".