3481505761 has 2 divisors, whose sum is σ = 3481505762. Its totient is φ = 3481505760.

The previous prime is 3481505719. The next prime is 3481505773. The reversal of 3481505761 is 1675051843.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1978470400 + 1503035361 = 44480^2 + 38769^2 .

It is a cyclic number.

It is not a de Polignac number, because 3481505761 - 2²⁷ = 3347288033 is a prime.

It is not a weakly prime, because it can be changed into another prime (3481505161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1740752880 + 1740752881.

It is an arithmetic number, because the mean of its divisors is an integer number (1740752881).

Almost surely, 2^3481505761 is an apocalyptic number.

It is an amenable number.

3481505761 is a deficient number, since it is larger than the sum of its proper divisors (1).

3481505761 is an equidigital number, since it uses as much as digits as its factorization.

3481505761 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 100800, while the sum is 40.

The square root of 3481505761 is about 59004.2859544966. The cubic root of 3481505761 is about 1515.6155044949.

The spelling of 3481505761 in words is "three billion, four hundred eighty-one million, five hundred five thousand, seven hundred sixty-one".