4051131541 has 4 divisors (see below), whose sum is σ = 4057676800. Its totient is φ = 4044586284.

The previous prime is 4051131533. The next prime is 4051131547. The reversal of 4051131541 is 1451311504.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4051131541 - 2³ = 4051131533 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 (4051131547) 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 3 ways as a sum of consecutive naturals, for example, 3271701 + ... + 3272938.

It is an arithmetic number, because the mean of its divisors is an integer number (1014419200).

Almost surely, 2^4051131541 is an apocalyptic number.

It is an amenable number.

4051131541 is a deficient number, since it is larger than the sum of its proper divisors (6545259).

4051131541 is an equidigital number, since it uses as much as digits as its factorization.

4051131541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6545258.

The product of its (nonzero) digits is 1200, while the sum is 25.

The square root of 4051131541 is about 63648.4999116240. The cubic root of 4051131541 is about 1594.1362895483.

The spelling of 4051131541 in words is "four billion, fifty-one million, one hundred thirty-one thousand, five hundred forty-one".