2485587397 has 2 divisors, whose sum is σ = 2485587398. Its totient is φ = 2485587396.

The previous prime is 2485587331. The next prime is 2485587407. The reversal of 2485587397 is 7937855842.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1748410596 + 737176801 = 41814^2 + 27151^2 .

It is a cyclic number.

It is not a de Polignac number, because 2485587397 - 2¹⁵ = 2485554629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2485587317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1242793698 + 1242793699.

It is an arithmetic number, because the mean of its divisors is an integer number (1242793699).

Almost surely, 2^2485587397 is an apocalyptic number.

It is an amenable number.

2485587397 is a deficient number, since it is larger than the sum of its proper divisors (1).

2485587397 is an equidigital number, since it uses as much as digits as its factorization.

2485587397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16934400, while the sum is 58.

The square root of 2485587397 is about 49855.6656459424. The cubic root of 2485587397 is about 1354.5956586414.

The spelling of 2485587397 in words is "two billion, four hundred eighty-five million, five hundred eighty-seven thousand, three hundred ninety-seven".