25001251153 has 2 divisors, whose sum is σ = 25001251154. Its totient is φ = 25001251152.

The previous prime is 25001251141. The next prime is 25001251309. The reversal of 25001251153 is 35115210052.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15230521744 + 9770729409 = 123412^2 + 98847^2 .

It is a cyclic number.

It is not a de Polignac number, because 25001251153 - 2¹³ = 25001242961 is a prime.

It is not a weakly prime, because it can be changed into another prime (25001251123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12500625576 + 12500625577.

It is an arithmetic number, because the mean of its divisors is an integer number (12500625577).

Almost surely, 2^25001251153 is an apocalyptic number.

It is an amenable number.

25001251153 is a deficient number, since it is larger than the sum of its proper divisors (1).

25001251153 is an equidigital number, since it uses as much as digits as its factorization.

25001251153 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1500, while the sum is 25.

The spelling of 25001251153 in words is "twenty-five billion, one million, two hundred fifty-one thousand, one hundred fifty-three".