140429007 has 12 divisors (see below), whose sum is σ = 211661424. Its totient is φ = 89548800.

The previous prime is 140428963. The next prime is 140429011. The reversal of 140429007 is 700924041.

It is a happy number.

It is not a de Polignac number, because 140429007 - 2⁷ = 140428879 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140429077) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 338994 + ... + 339407.

It is an arithmetic number, because the mean of its divisors is an integer number (17638452).

Almost surely, 2^140429007 is an apocalyptic number.

140429007 is a deficient number, since it is larger than the sum of its proper divisors (71232417).

140429007 is a wasteful number, since it uses less digits than its factorization.

140429007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 678430 (or 678427 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 140429007 is about 11850.2745537814. The cubic root of 140429007 is about 519.7792541839.

The spelling of 140429007 in words is "one hundred forty million, four hundred twenty-nine thousand, seven".