2525226149 has 2 divisors, whose sum is σ = 2525226150. Its totient is φ = 2525226148.

The previous prime is 2525226131. The next prime is 2525226191. The reversal of 2525226149 is 9416225252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2480737249 + 44488900 = 49807^2 + 6670^2 .

It is a cyclic number.

It is not a de Polignac number, because 2525226149 - 2¹⁶ = 2525160613 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2525226349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1262613074 + 1262613075.

It is an arithmetic number, because the mean of its divisors is an integer number (1262613075).

Almost surely, 2^2525226149 is an apocalyptic number.

It is an amenable number.

2525226149 is a deficient number, since it is larger than the sum of its proper divisors (1).

2525226149 is an equidigital number, since it uses as much as digits as its factorization.

2525226149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 86400, while the sum is 38.

The square root of 2525226149 is about 50251.6283218763. The cubic root of 2525226149 is about 1361.7584931851.

The spelling of 2525226149 in words is "two billion, five hundred twenty-five million, two hundred twenty-six thousand, one hundred forty-nine".