3450561901 has 2 divisors, whose sum is σ = 3450561902. Its totient is φ = 3450561900.

The previous prime is 3450561827. The next prime is 3450561973. The reversal of 3450561901 is 1091650543.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1858472100 + 1592089801 = 43110^2 + 39901^2 .

It is a cyclic number.

It is not a de Polignac number, because 3450561901 - 2²⁵ = 3417007469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3450561991) 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, 1725280950 + 1725280951.

It is an arithmetic number, because the mean of its divisors is an integer number (1725280951).

Almost surely, 2^3450561901 is an apocalyptic number.

It is an amenable number.

3450561901 is a deficient number, since it is larger than the sum of its proper divisors (1).

3450561901 is an equidigital number, since it uses as much as digits as its factorization.

3450561901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16200, while the sum is 34.

The square root of 3450561901 is about 58741.4836465679. The cubic root of 3450561901 is about 1511.1118371594. Note that the first 3 decimals are identical.

The spelling of 3450561901 in words is "three billion, four hundred fifty million, five hundred sixty-one thousand, nine hundred one".