3144421297 has 2 divisors, whose sum is σ = 3144421298. Its totient is φ = 3144421296.

The previous prime is 3144421289. The next prime is 3144421331. The reversal of 3144421297 is 7921244413.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3131633521 + 12787776 = 55961^2 + 3576^2 .

It is a cyclic number.

It is not a de Polignac number, because 3144421297 - 2³ = 3144421289 is a prime.

It is not a weakly prime, because it can be changed into another prime (3144421237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1572210648 + 1572210649.

It is an arithmetic number, because the mean of its divisors is an integer number (1572210649).

Almost surely, 2^3144421297 is an apocalyptic number.

It is an amenable number.

3144421297 is a deficient number, since it is larger than the sum of its proper divisors (1).

3144421297 is an equidigital number, since it uses as much as digits as its factorization.

3144421297 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48384, while the sum is 37.

The square root of 3144421297 is about 56075.1397412436. The cubic root of 3144421297 is about 1465.0313213027.

The spelling of 3144421297 in words is "three billion, one hundred forty-four million, four hundred twenty-one thousand, two hundred ninety-seven".