3531572101 has 2 divisors, whose sum is σ = 3531572102. Its totient is φ = 3531572100.

The previous prime is 3531572089. The next prime is 3531572131. The reversal of 3531572101 is 1012751353.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2405902500 + 1125669601 = 49050^2 + 33551^2 .

It is a cyclic number.

It is not a de Polignac number, because 3531572101 - 2¹³ = 3531563909 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3531572101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3531572131) 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 as a sum of consecutive naturals, namely, 1765786050 + 1765786051.

It is an arithmetic number, because the mean of its divisors is an integer number (1765786051).

Almost surely, 2^3531572101 is an apocalyptic number.

It is an amenable number.

3531572101 is a deficient number, since it is larger than the sum of its proper divisors (1).

3531572101 is an equidigital number, since it uses as much as digits as its factorization.

3531572101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3150, while the sum is 28.

The square root of 3531572101 is about 59427.0317364076. The cubic root of 3531572101 is about 1522.8461362683.

It can be divided in two parts, 35315 and 72101, that added together give a triangular number (107416 = T₄₆₃).

The spelling of 3531572101 in words is "three billion, five hundred thirty-one million, five hundred seventy-two thousand, one hundred one".