140102607 has 4 divisors (see below), whose sum is σ = 186803480. Its totient is φ = 93401736.

The previous prime is 140102581. The next prime is 140102647. The reversal of 140102607 is 706201041.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 140102607 - 2¹⁰ = 140101583 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140102647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23350432 + ... + 23350437.

It is an arithmetic number, because the mean of its divisors is an integer number (46700870).

Almost surely, 2^140102607 is an apocalyptic number.

140102607 is a deficient number, since it is larger than the sum of its proper divisors (46700873).

140102607 is an equidigital number, since it uses as much as digits as its factorization.

140102607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46700872.

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 140102607 is about 11836.4947091612. The cubic root of 140102607 is about 519.3762330742.

Adding to 140102607 its reverse (706201041), we get a palindrome (846303648).

The spelling of 140102607 in words is "one hundred forty million, one hundred two thousand, six hundred seven".