3455521837 has 2 divisors, whose sum is σ = 3455521838. Its totient is φ = 3455521836.

The previous prime is 3455521793. The next prime is 3455521843. The reversal of 3455521837 is 7381255543.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3389684841 + 65836996 = 58221^2 + 8114^2 .

It is a cyclic number.

It is not a de Polignac number, because 3455521837 - 2¹¹ = 3455519789 is a prime.

It is a super-3 number, since 3×3455521837³ (a number of 30 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3455521793 and 3455521802.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3455528837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1727760918 + 1727760919.

It is an arithmetic number, because the mean of its divisors is an integer number (1727760919).

Almost surely, 2^3455521837 is an apocalyptic number.

It is an amenable number.

3455521837 is a deficient number, since it is larger than the sum of its proper divisors (1).

3455521837 is an equidigital number, since it uses as much as digits as its factorization.

3455521837 is an evil number, because the sum of its binary digits is even.

The product of its digits is 504000, while the sum is 43.

The square root of 3455521837 is about 58783.6868272142. The cubic root of 3455521837 is about 1511.8355289230.

The spelling of 3455521837 in words is "three billion, four hundred fifty-five million, five hundred twenty-one thousand, eight hundred thirty-seven".