3453531973 has 2 divisors, whose sum is σ = 3453531974. Its totient is φ = 3453531972.

The previous prime is 3453531959. The next prime is 3453532001. The reversal of 3453531973 is 3791353543.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2162064004 + 1291467969 = 46498^2 + 35937^2 .

It is a cyclic number.

It is not a de Polignac number, because 3453531973 - 2⁹ = 3453531461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3453531773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1726765986 + 1726765987.

It is an arithmetic number, because the mean of its divisors is an integer number (1726765987).

Almost surely, 2^3453531973 is an apocalyptic number.

It is an amenable number.

3453531973 is a deficient number, since it is larger than the sum of its proper divisors (1).

3453531973 is an equidigital number, since it uses as much as digits as its factorization.

3453531973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 510300, while the sum is 43.

The square root of 3453531973 is about 58766.7590819844. The cubic root of 3453531973 is about 1511.5452761168.

The spelling of 3453531973 in words is "three billion, four hundred fifty-three million, five hundred thirty-one thousand, nine hundred seventy-three".