13750513 has 8 divisors (see below), whose sum is σ = 15820160. Its totient is φ = 11707200.

The previous prime is 13750507. The next prime is 13750519. The reversal of 13750513 is 31505731.

13750513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13750507) and next prime (13750519).

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 13750513 - 2²¹ = 11653361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13750519) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5448 + ... + 7561.

It is an arithmetic number, because the mean of its divisors is an integer number (1977520).

Almost surely, 2^13750513 is an apocalyptic number.

It is an amenable number.

13750513 is a deficient number, since it is larger than the sum of its proper divisors (2069647).

13750513 is a wasteful number, since it uses less digits than its factorization.

13750513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13167.

The product of its (nonzero) digits is 1575, while the sum is 25.

The square root of 13750513 is about 3708.1684158085. The cubic root of 13750513 is about 239.5739722081.

The spelling of 13750513 in words is "thirteen million, seven hundred fifty thousand, five hundred thirteen".