13700007 has 24 divisors (see below), whose sum is σ = 21044400. Its totient is φ = 8563968.

The previous prime is 13699999. The next prime is 13700009. The reversal of 13700007 is 70000731.

13700007 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13700007 - 2³ = 13699999 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13700009) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18969 + ... + 19677.

It is an arithmetic number, because the mean of its divisors is an integer number (876850).

Almost surely, 2^13700007 is an apocalyptic number.

13700007 is a deficient number, since it is larger than the sum of its proper divisors (7344393).

13700007 is a wasteful number, since it uses less digits than its factorization.

13700007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 847 (or 844 counting only the distinct ones).

The product of its (nonzero) digits is 147, while the sum is 18.

The square root of 13700007 is about 3701.3520502649. The cubic root of 13700007 is about 239.2802918246.

Adding to 13700007 its reverse (70000731), we get a palindrome (83700738).

The spelling of 13700007 in words is "thirteen million, seven hundred thousand, seven".