3642143903 has 16 divisors (see below), whose sum is σ = 4073389056. Its totient is φ = 3240155520.

The previous prime is 3642143899. The next prime is 3642143917. The reversal of 3642143903 is 3093412463.

It is a cyclic number.

It is not a de Polignac number, because 3642143903 - 2² = 3642143899 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 (3642143503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57701 + ... + 103022.

It is an arithmetic number, because the mean of its divisors is an integer number (254586816).

Almost surely, 2^3642143903 is an apocalyptic number.

3642143903 is a deficient number, since it is larger than the sum of its proper divisors (431245153).

3642143903 is a wasteful number, since it uses less digits than its factorization.

3642143903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160814.

The product of its (nonzero) digits is 46656, while the sum is 35.

The square root of 3642143903 is about 60350.1773236832. The cubic root of 3642143903 is about 1538.5762834218.

The spelling of 3642143903 in words is "three billion, six hundred forty-two million, one hundred forty-three thousand, nine hundred three".