2860297421 has 2 divisors, whose sum is σ = 2860297422. Its totient is φ = 2860297420.

The previous prime is 2860297399. The next prime is 2860297483. The reversal of 2860297421 is 1247920682.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2852734921 + 7562500 = 53411^2 + 2750^2 .

It is a cyclic number.

It is not a de Polignac number, because 2860297421 - 2³⁰ = 1786555597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2860297021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1430148710 + 1430148711.

It is an arithmetic number, because the mean of its divisors is an integer number (1430148711).

Almost surely, 2^2860297421 is an apocalyptic number.

It is an amenable number.

2860297421 is a deficient number, since it is larger than the sum of its proper divisors (1).

2860297421 is an equidigital number, since it uses as much as digits as its factorization.

2860297421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96768, while the sum is 41.

The square root of 2860297421 is about 53481.7484848803. The cubic root of 2860297421 is about 1419.5054518315.

The spelling of 2860297421 in words is "two billion, eight hundred sixty million, two hundred ninety-seven thousand, four hundred twenty-one".