3403654561 has 2 divisors, whose sum is σ = 3403654562. Its totient is φ = 3403654560.

The previous prime is 3403654543. The next prime is 3403654567. The reversal of 3403654561 is 1654563043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2920753936 + 482900625 = 54044^2 + 21975^2 .

It is a cyclic number.

It is not a de Polignac number, because 3403654561 - 2¹⁷ = 3403523489 is a prime.

It is a super-2 number, since 2×3403654561² = 23169728741232205442, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3403654561.

It is not a weakly prime, because it can be changed into another prime (3403654567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1701827280 + 1701827281.

It is an arithmetic number, because the mean of its divisors is an integer number (1701827281).

Almost surely, 2^3403654561 is an apocalyptic number.

It is an amenable number.

3403654561 is a deficient number, since it is larger than the sum of its proper divisors (1).

3403654561 is an equidigital number, since it uses as much as digits as its factorization.

3403654561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129600, while the sum is 37.

The square root of 3403654561 is about 58340.8481340476. The cubic root of 3403654561 is about 1504.2331624671.

The spelling of 3403654561 in words is "three billion, four hundred three million, six hundred fifty-four thousand, five hundred sixty-one".