4140202051 has 4 divisors (see below), whose sum is σ = 4140709704. Its totient is φ = 4139694400.

The previous prime is 4140202021. The next prime is 4140202109. The reversal of 4140202051 is 1502020414.

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 4140202051 - 2¹³ = 4140193859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4140202021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 241390 + ... + 257971.

It is an arithmetic number, because the mean of its divisors is an integer number (1035177426).

Almost surely, 2^4140202051 is an apocalyptic number.

4140202051 is a deficient number, since it is larger than the sum of its proper divisors (507653).

4140202051 is an equidigital number, since it uses as much as digits as its factorization.

4140202051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507652.

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 4140202051 is about 64344.4018621667. The cubic root of 4140202051 is about 1605.7348951921.

Adding to 4140202051 its reverse (1502020414), we get a palindrome (5642222465).

The spelling of 4140202051 in words is "four billion, one hundred forty million, two hundred two thousand, fifty-one".