3662371261 has 2 divisors, whose sum is σ = 3662371262. Its totient is φ = 3662371260.

The previous prime is 3662371159. The next prime is 3662371267. The reversal of 3662371261 is 1621732663.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2872424025 + 789947236 = 53595^2 + 28106^2 .

It is a cyclic number.

It is not a de Polignac number, because 3662371261 - 2¹⁷ = 3662240189 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3662371261.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3662371267) 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 as a sum of consecutive naturals, namely, 1831185630 + 1831185631.

It is an arithmetic number, because the mean of its divisors is an integer number (1831185631).

Almost surely, 2^3662371261 is an apocalyptic number.

It is an amenable number.

3662371261 is a deficient number, since it is larger than the sum of its proper divisors (1).

3662371261 is an equidigital number, since it uses as much as digits as its factorization.

3662371261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54432, while the sum is 37.

The square root of 3662371261 is about 60517.5285433898. The cubic root of 3662371261 is about 1541.4192882035.

The spelling of 3662371261 in words is "three billion, six hundred sixty-two million, three hundred seventy-one thousand, two hundred sixty-one".