140251045 has 8 divisors (see below), whose sum is σ = 183601440. Its totient is φ = 102000720.

The previous prime is 140251009. The next prime is 140251073. The reversal of 140251045 is 540152041.

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

It is not a de Polignac number, because 140251045 - 2²⁵ = 106696613 is a prime.

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, 1274955 + ... + 1275064.

It is an arithmetic number, because the mean of its divisors is an integer number (22950180).

Almost surely, 2^140251045 is an apocalyptic number.

It is an amenable number.

140251045 is a deficient number, since it is larger than the sum of its proper divisors (43350395).

140251045 is a wasteful number, since it uses less digits than its factorization.

140251045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2550035.

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 140251045 is about 11842.7634021794. The cubic root of 140251045 is about 519.5595938259.

The spelling of 140251045 in words is "one hundred forty million, two hundred fifty-one thousand, forty-five".