140630077 has 32 divisors (see below), whose sum is σ = 177235200. Its totient is φ = 109166400.

The previous prime is 140630059. The next prime is 140630093. The reversal of 140630077 is 770036041.

It is a de Polignac number, because none of the positive numbers 2^k-140630077 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 (140631077) 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 31 ways as a sum of consecutive naturals, for example, 1392327 + ... + 1392427.

It is an arithmetic number, because the mean of its divisors is an integer number (5538600).

Almost surely, 2^140630077 is an apocalyptic number.

It is an amenable number.

140630077 is a deficient number, since it is larger than the sum of its proper divisors (36605123).

140630077 is an equidigital number, since it uses as much as digits as its factorization.

140630077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194 (or 156 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 28.

The square root of 140630077 is about 11858.7552888151. The cubic root of 140630077 is about 520.0272138124.

The spelling of 140630077 in words is "one hundred forty million, six hundred thirty thousand, seventy-seven".