3653142243 has 8 divisors (see below), whose sum is σ = 4876880400. Its totient is φ = 2432416128.

The previous prime is 3653142239. The next prime is 3653142263. The reversal of 3653142243 is 3422413563.

It is a happy number.

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

It is not a de Polignac number, because 3653142243 - 2² = 3653142239 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3653142263) 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 7 ways as a sum of consecutive naturals, for example, 750178 + ... + 755031.

It is an arithmetic number, because the mean of its divisors is an integer number (609610050).

Almost surely, 2^3653142243 is an apocalyptic number.

3653142243 is a deficient number, since it is larger than the sum of its proper divisors (1223738157).

3653142243 is a wasteful number, since it uses less digits than its factorization.

3653142243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1506021.

The product of its digits is 51840, while the sum is 33.

The square root of 3653142243 is about 60441.2296615481. The cubic root of 3653142243 is about 1540.1234289950.

The spelling of 3653142243 in words is "three billion, six hundred fifty-three million, one hundred forty-two thousand, two hundred forty-three".