3145944407 has 2 divisors, whose sum is σ = 3145944408. Its totient is φ = 3145944406.

The previous prime is 3145944397. The next prime is 3145944409. The reversal of 3145944407 is 7044495413.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3145944407 - 2¹⁸ = 3145682263 is a prime.

Together with 3145944409, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3145944409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1572972203 + 1572972204.

It is an arithmetic number, because the mean of its divisors is an integer number (1572972204).

Almost surely, 2^3145944407 is an apocalyptic number.

3145944407 is a deficient number, since it is larger than the sum of its proper divisors (1).

3145944407 is an equidigital number, since it uses as much as digits as its factorization.

3145944407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 241920, while the sum is 41.

The square root of 3145944407 is about 56088.7190707722. The cubic root of 3145944407 is about 1465.2678294394.

The spelling of 3145944407 in words is "three billion, one hundred forty-five million, nine hundred forty-four thousand, four hundred seven".