140430070 has 16 divisors (see below), whose sum is σ = 275753808. Its totient is φ = 51065440.

The previous prime is 140430067. The next prime is 140430091. The reversal of 140430070 is 70034041.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 638209 + ... + 638428.

It is an arithmetic number, because the mean of its divisors is an integer number (17234613).

Almost surely, 2^140430070 is an apocalyptic number.

140430070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140430070 is a deficient number, since it is larger than the sum of its proper divisors (135323738).

140430070 is a wasteful number, since it uses less digits than its factorization.

140430070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1276655.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 140430070 is about 11850.3194049781. The cubic root of 140430070 is about 519.7805656982.

The spelling of 140430070 in words is "one hundred forty million, four hundred thirty thousand, seventy".