13901747 has 4 divisors (see below), whose sum is σ = 14240856. Its totient is φ = 13562640.

The previous prime is 13901743. The next prime is 13901773. The reversal of 13901747 is 74710931.

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

It is a cyclic number.

It is not a de Polignac number, because 13901747 - 2² = 13901743 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13901743) 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, 169493 + ... + 169574.

It is an arithmetic number, because the mean of its divisors is an integer number (3560214).

Almost surely, 2^13901747 is an apocalyptic number.

13901747 is a deficient number, since it is larger than the sum of its proper divisors (339109).

13901747 is an equidigital number, since it uses as much as digits as its factorization.

13901747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339108.

The product of its (nonzero) digits is 5292, while the sum is 32.

The square root of 13901747 is about 3728.5046600480. The cubic root of 13901747 is about 240.4490839262.

It can be divided in two parts, 13 and 901747, that multiplied together give a palindrome (11722711).

The spelling of 13901747 in words is "thirteen million, nine hundred one thousand, seven hundred forty-seven".