140078245 has 8 divisors (see below), whose sum is σ = 168441984. Its totient is φ = 111830544.

The previous prime is 140078231. The next prime is 140078287. The reversal of 140078245 is 542870041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 140078245 - 2¹⁷ = 139947173 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 26329 + ... + 31198.

It is an arithmetic number, because the mean of its divisors is an integer number (21055248).

Almost surely, 2^140078245 is an apocalyptic number.

It is an amenable number.

140078245 is a deficient number, since it is larger than the sum of its proper divisors (28363739).

140078245 is an equidigital number, since it uses as much as digits as its factorization.

140078245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58019.

The product of its (nonzero) digits is 8960, while the sum is 31.

The square root of 140078245 is about 11835.4655590729. The cubic root of 140078245 is about 519.3461270980.

The spelling of 140078245 in words is "one hundred forty million, seventy-eight thousand, two hundred forty-five".