140663607 has 32 divisors (see below), whose sum is σ = 225039360. Its totient is φ = 76412160.

The previous prime is 140663587. The next prime is 140663639. The reversal of 140663607 is 706366041.

140663607 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 140663607 - 2¹² = 140659511 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140663657) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 86619 + ... + 88227.

It is an arithmetic number, because the mean of its divisors is an integer number (7032480).

Almost surely, 2^140663607 is an apocalyptic number.

140663607 is a deficient number, since it is larger than the sum of its proper divisors (84375753).

140663607 is a wasteful number, since it uses less digits than its factorization.

140663607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1823.

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 140663607 is about 11860.1689279706. The cubic root of 140663607 is about 520.0685400286.

The spelling of 140663607 in words is "one hundred forty million, six hundred sixty-three thousand, six hundred seven".