3744139523 has 4 divisors (see below), whose sum is σ = 3757955808. Its totient is φ = 3730323240.

The previous prime is 3744139513. The next prime is 3744139543. The reversal of 3744139523 is 3259314473.

It is a happy number.

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 3744139523 - 2¹² = 3744135427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3744139513) 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, 6907736 + ... + 6908277.

It is an arithmetic number, because the mean of its divisors is an integer number (939488952).

Almost surely, 2^3744139523 is an apocalyptic number.

3744139523 is a deficient number, since it is larger than the sum of its proper divisors (13816285).

3744139523 is a wasteful number, since it uses less digits than its factorization.

3744139523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13816284.

The product of its digits is 272160, while the sum is 41.

The square root of 3744139523 is about 61189.3742654719. The cubic root of 3744139523 is about 1552.8065036895.

The spelling of 3744139523 in words is "three billion, seven hundred forty-four million, one hundred thirty-nine thousand, five hundred twenty-three".