140107765 has 8 divisors (see below), whose sum is σ = 192147840. Its totient is φ = 96073872.

The previous prime is 140107753. The next prime is 140107801. The reversal of 140107765 is 567701041.

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 140107765 - 2¹³ = 140099573 is a prime.

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, 2001505 + ... + 2001574.

It is an arithmetic number, because the mean of its divisors is an integer number (24018480).

Almost surely, 2^140107765 is an apocalyptic number.

It is an amenable number.

140107765 is a deficient number, since it is larger than the sum of its proper divisors (52040075).

140107765 is an equidigital number, since it uses as much as digits as its factorization.

140107765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4003091.

The product of its (nonzero) digits is 5880, while the sum is 31.

The square root of 140107765 is about 11836.7125926078. The cubic root of 140107765 is about 519.3826067594.

The spelling of 140107765 in words is "one hundred forty million, one hundred seven thousand, seven hundred sixty-five".