13481757 has 12 divisors (see below), whose sum is σ = 19562400. Its totient is φ = 8946888.

The previous prime is 13481753. The next prime is 13481761. The reversal of 13481757 is 75718431.

It is an interprime number because it is at equal distance from previous prime (13481753) and next prime (13481761).

It is not a de Polignac number, because 13481757 - 2² = 13481753 is a prime.

It is a zygodrome in base 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13481753) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1257 + ... + 5342.

It is an arithmetic number, because the mean of its divisors is an integer number (1630200).

Almost surely, 2^13481757 is an apocalyptic number.

It is an amenable number.

13481757 is a deficient number, since it is larger than the sum of its proper divisors (6080643).

13481757 is a wasteful number, since it uses less digits than its factorization.

13481757 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6832 (or 6829 counting only the distinct ones).

The product of its digits is 23520, while the sum is 36.

The square root of 13481757 is about 3671.7512170625. The cubic root of 13481757 is about 238.0028540486.

The spelling of 13481757 in words is "thirteen million, four hundred eighty-one thousand, seven hundred fifty-seven".