3461509 has 2 divisors, whose sum is σ = 3461510. Its totient is φ = 3461508.

The previous prime is 3461459. The next prime is 3461537. The reversal of 3461509 is 9051643.

It is an a-pointer prime, because the next prime (3461537) can be obtained adding 3461509 to its sum of digits (28).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2656900 + 804609 = 1630^2 + 897^2 .

It is a cyclic number.

It is not a de Polignac number, because 3461509 - 2⁹ = 3460997 is a prime.

3461509 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3461599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1730754 + 1730755.

It is an arithmetic number, because the mean of its divisors is an integer number (1730755).

Almost surely, 2^3461509 is an apocalyptic number.

It is an amenable number.

3461509 is a deficient number, since it is larger than the sum of its proper divisors (1).

3461509 is an equidigital number, since it uses as much as digits as its factorization.

3461509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 3461509 is about 1860.5131012707. The cubic root of 3461509 is about 151.2708178890.

The spelling of 3461509 in words is "three million, four hundred sixty-one thousand, five hundred nine".