2525381213 has 2 divisors, whose sum is σ = 2525381214. Its totient is φ = 2525381212.

The previous prime is 2525381197. The next prime is 2525381227. The reversal of 2525381213 is 3121835252.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2486717689 + 38663524 = 49867^2 + 6218^2 .

It is a cyclic number.

It is not a de Polignac number, because 2525381213 - 2⁴ = 2525381197 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2525381213.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2525381233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1262690606 + 1262690607.

It is an arithmetic number, because the mean of its divisors is an integer number (1262690607).

Almost surely, 2^2525381213 is an apocalyptic number.

It is an amenable number.

2525381213 is a deficient number, since it is larger than the sum of its proper divisors (1).

2525381213 is an equidigital number, since it uses as much as digits as its factorization.

2525381213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14400, while the sum is 32.

The square root of 2525381213 is about 50253.1711735687. The cubic root of 2525381213 is about 1361.7863659886.

The spelling of 2525381213 in words is "two billion, five hundred twenty-five million, three hundred eighty-one thousand, two hundred thirteen".