140077207 has 4 divisors (see below), whose sum is σ = 140100880. Its totient is φ = 140053536.

The previous prime is 140077193. The next prime is 140077237. The reversal of 140077207 is 702770041.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 702770041 = 281 ⋅2500961.

It is a cyclic number.

It is not a de Polignac number, because 140077207 - 2¹⁵ = 140044439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140077237) 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 in 3 ways as a sum of consecutive naturals, for example, 5743 + ... + 17695.

It is an arithmetic number, because the mean of its divisors is an integer number (35025220).

Almost surely, 2^140077207 is an apocalyptic number.

140077207 is a deficient number, since it is larger than the sum of its proper divisors (23673).

140077207 is a wasteful number, since it uses less digits than its factorization.

140077207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23672.

The product of its (nonzero) digits is 2744, while the sum is 28.

The square root of 140077207 is about 11835.4217077382. The cubic root of 140077207 is about 519.3448442850.

The spelling of 140077207 in words is "one hundred forty million, seventy-seven thousand, two hundred seven".