3443120957 has 2 divisors, whose sum is σ = 3443120958. Its totient is φ = 3443120956.

The previous prime is 3443120939. The next prime is 3443120987. The reversal of 3443120957 is 7590213443.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3390616441 + 52504516 = 58229^2 + 7246^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3443120957 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3443120957.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3443120917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1721560478 + 1721560479.

It is an arithmetic number, because the mean of its divisors is an integer number (1721560479).

Almost surely, 2^3443120957 is an apocalyptic number.

It is an amenable number.

3443120957 is a deficient number, since it is larger than the sum of its proper divisors (1).

3443120957 is an equidigital number, since it uses as much as digits as its factorization.

3443120957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 3443120957 is about 58678.1131002012. The cubic root of 3443120957 is about 1510.0248460160.

The spelling of 3443120957 in words is "three billion, four hundred forty-three million, one hundred twenty thousand, nine hundred fifty-seven".