3701505013 has 4 divisors (see below), whose sum is σ = 3919240620. Its totient is φ = 3483769408.

The previous prime is 3701505011. The next prime is 3701505097. The reversal of 3701505013 is 3105051073.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3105051073 = 41 ⋅75732953.

It can be written as a sum of positive squares in 2 ways, for example, as 2514220164 + 1187284849 = 50142^2 + 34457^2 .

It is a cyclic number.

It is not a de Polignac number, because 3701505013 - 2¹ = 3701505011 is a prime.

It is a super-2 number, since 2×3701505013² = 27402278722528260338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3701505011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108867778 + ... + 108867811.

It is an arithmetic number, because the mean of its divisors is an integer number (979810155).

Almost surely, 2^3701505013 is an apocalyptic number.

It is an amenable number.

3701505013 is a deficient number, since it is larger than the sum of its proper divisors (217735607).

3701505013 is a wasteful number, since it uses less digits than its factorization.

3701505013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217735606.

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

The square root of 3701505013 is about 60839.9951758709. The cubic root of 3701505013 is about 1546.8900547203.

Adding to 3701505013 its reverse (3105051073), we get a palindrome (6806556086).

The spelling of 3701505013 in words is "three billion, seven hundred one million, five hundred five thousand, thirteen".