3455443391 has 2 divisors, whose sum is σ = 3455443392. Its totient is φ = 3455443390.

The previous prime is 3455443339. The next prime is 3455443403. The reversal of 3455443391 is 1933445543.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3455443391 - 2¹⁴ = 3455427007 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3455443091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1727721695 + 1727721696.

It is an arithmetic number, because the mean of its divisors is an integer number (1727721696).

Almost surely, 2^3455443391 is an apocalyptic number.

3455443391 is a deficient number, since it is larger than the sum of its proper divisors (1).

3455443391 is an equidigital number, since it uses as much as digits as its factorization.

3455443391 is an evil number, because the sum of its binary digits is even.

The product of its digits is 388800, while the sum is 41.

The square root of 3455443391 is about 58783.0195804877. The cubic root of 3455443391 is about 1511.8240884563.

The spelling of 3455443391 in words is "three billion, four hundred fifty-five million, four hundred forty-three thousand, three hundred ninety-one".