3147453643 has 8 divisors (see below), whose sum is σ = 3197357280. Its totient is φ = 3097704960.

The previous prime is 3147453629. The next prime is 3147453667. The reversal of 3147453643 is 3463547413.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3147453643 - 2¹³ = 3147445451 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3147453596 and 3147453605.

It is not an unprimeable number, because it can be changed into a prime (3147453613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2553 + ... + 79381.

It is an arithmetic number, because the mean of its divisors is an integer number (399669660).

Almost surely, 2^3147453643 is an apocalyptic number.

3147453643 is a deficient number, since it is larger than the sum of its proper divisors (49903637).

3147453643 is an equidigital number, since it uses as much as digits as its factorization.

3147453643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77477.

The product of its digits is 362880, while the sum is 40.

The square root of 3147453643 is about 56102.1714642134. The cubic root of 3147453643 is about 1465.5021079398.

The spelling of 3147453643 in words is "three billion, one hundred forty-seven million, four hundred fifty-three thousand, six hundred forty-three".