3540803557 has 2 divisors, whose sum is σ = 3540803558. Its totient is φ = 3540803556.

The previous prime is 3540803551. The next prime is 3540803587. The reversal of 3540803557 is 7553080453.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2656990116 + 883813441 = 51546^2 + 29729^2 .

It is a cyclic number.

It is not a de Polignac number, because 3540803557 - 2³ = 3540803549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3540803551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1770401778 + 1770401779.

It is an arithmetic number, because the mean of its divisors is an integer number (1770401779).

Almost surely, 2^3540803557 is an apocalyptic number.

It is an amenable number.

3540803557 is a deficient number, since it is larger than the sum of its proper divisors (1).

3540803557 is an equidigital number, since it uses as much as digits as its factorization.

3540803557 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252000, while the sum is 40.

The square root of 3540803557 is about 59504.6515576724. The cubic root of 3540803557 is about 1524.1718778243.

The spelling of 3540803557 in words is "three billion, five hundred forty million, eight hundred three thousand, five hundred fifty-seven".