140015007 has 64 divisors (see below), whose sum is σ = 239616000. Its totient is φ = 79976160.

The previous prime is 140014997. The next prime is 140015011. The reversal of 140015007 is 700510041.

It is not a de Polignac number, because 140015007 - 2¹⁶ = 139949471 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140016007) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 703494 + ... + 703692.

It is an arithmetic number, because the mean of its divisors is an integer number (3744000).

Almost surely, 2^140015007 is an apocalyptic number.

140015007 is a deficient number, since it is larger than the sum of its proper divisors (99600993).

140015007 is a wasteful number, since it uses less digits than its factorization.

140015007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345 (or 339 counting only the distinct ones).

The product of its (nonzero) digits is 140, while the sum is 18.

The square root of 140015007 is about 11832.7937107008. The cubic root of 140015007 is about 519.2679627982.

Adding to 140015007 its reverse (700510041), we get a palindrome (840525048).

The spelling of 140015007 in words is "one hundred forty million, fifteen thousand, seven".