4001602051 has 4 divisors (see below), whose sum is σ = 4002468552. Its totient is φ = 4000735552.

The previous prime is 4001602019. The next prime is 4001602057. The reversal of 4001602051 is 1502061004.

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 4001602051 - 2⁵ = 4001602019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4001602057) 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, 426286 + ... + 435571.

It is an arithmetic number, because the mean of its divisors is an integer number (1000617138).

Almost surely, 2^4001602051 is an apocalyptic number.

4001602051 is a deficient number, since it is larger than the sum of its proper divisors (866501).

4001602051 is an equidigital number, since it uses as much as digits as its factorization.

4001602051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 866500.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 4001602051 is about 63258.2172606848. The cubic root of 4001602051 is about 1587.6129484685.

Adding to 4001602051 its reverse (1502061004), we get a palindrome (5503663055).

The spelling of 4001602051 in words is "four billion, one million, six hundred two thousand, fifty-one".