53430152249 has 2 divisors, whose sum is σ = 53430152250. Its totient is φ = 53430152248.

The previous prime is 53430152233. The next prime is 53430152257. The reversal of 53430152249 is 94225103435.

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., 34642515625 + 18787636624 = 186125^2 + 137068^2 .

It is a cyclic number.

It is not a de Polignac number, because 53430152249 - 2⁴ = 53430152233 is a prime.

It is not a weakly prime, because it can be changed into another prime (53430152299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26715076124 + 26715076125.

It is an arithmetic number, because the mean of its divisors is an integer number (26715076125).

Almost surely, 2^53430152249 is an apocalyptic number.

It is an amenable number.

53430152249 is a deficient number, since it is larger than the sum of its proper divisors (1).

53430152249 is an equidigital number, since it uses as much as digits as its factorization.

53430152249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 129600, while the sum is 38.

The spelling of 53430152249 in words is "fifty-three billion, four hundred thirty million, one hundred fifty-two thousand, two hundred forty-nine".