3645321367 has 4 divisors (see below), whose sum is σ = 3645552880. Its totient is φ = 3645089856.

The previous prime is 3645321349. The next prime is 3645321467. The reversal of 3645321367 is 7631235463.

3645321367 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7631235463 = 7583 ⋅1006361.

It is a cyclic number.

It is not a de Polignac number, because 3645321367 - 2¹⁵ = 3645288599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3645321347) 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, 90267 + ... + 124252.

It is an arithmetic number, because the mean of its divisors is an integer number (911388220).

Almost surely, 2^3645321367 is an apocalyptic number.

3645321367 is a deficient number, since it is larger than the sum of its proper divisors (231513).

3645321367 is a wasteful number, since it uses less digits than its factorization.

3645321367 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231512.

The product of its digits is 272160, while the sum is 40.

The square root of 3645321367 is about 60376.4968096030. The cubic root of 3645321367 is about 1539.0235794733.

The spelling of 3645321367 in words is "three billion, six hundred forty-five million, three hundred twenty-one thousand, three hundred sixty-seven".