5151156641 has 4 divisors (see below), whose sum is σ = 5196742212. Its totient is φ = 5105571072.

The previous prime is 5151156559. The next prime is 5151156667. The reversal of 5151156641 is 1466511515.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 883278400 + 4267878241 = 29720^2 + 65329^2 .

It is a cyclic number.

It is not a de Polignac number, because 5151156641 - 2²⁶ = 5084047777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5151156691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22792616 + ... + 22792841.

It is an arithmetic number, because the mean of its divisors is an integer number (1299185553).

Almost surely, 2^5151156641 is an apocalyptic number.

It is an amenable number.

5151156641 is a deficient number, since it is larger than the sum of its proper divisors (45585571).

5151156641 is a wasteful number, since it uses less digits than its factorization.

5151156641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45585570.

The product of its digits is 18000, while the sum is 35.

The square root of 5151156641 is about 71771.5587193144. The cubic root of 5151156641 is about 1727.0367753891.

The spelling of 5151156641 in words is "five billion, one hundred fifty-one million, one hundred fifty-six thousand, six hundred forty-one".