3634709143 has 4 divisors (see below), whose sum is σ = 3914302168. Its totient is φ = 3355116120.

The previous prime is 3634709131. The next prime is 3634709147. The reversal of 3634709143 is 3419074363.

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 3634709143 - 2¹⁷ = 3634578071 is a prime.

It is a super-2 number, since 2×3634709143² = 26422221108415588898, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3634709096 and 3634709105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3634709147) 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, 139796493 + ... + 139796518.

It is an arithmetic number, because the mean of its divisors is an integer number (978575542).

Almost surely, 2^3634709143 is an apocalyptic number.

3634709143 is a deficient number, since it is larger than the sum of its proper divisors (279593025).

3634709143 is a wasteful number, since it uses less digits than its factorization.

3634709143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279593024.

The product of its (nonzero) digits is 163296, while the sum is 40.

The square root of 3634709143 is about 60288.5490205230. The cubic root of 3634709143 is about 1537.5286643961.

The spelling of 3634709143 in words is "three billion, six hundred thirty-four million, seven hundred nine thousand, one hundred forty-three".