438470100253 has 2 divisors, whose sum is σ = 438470100254. Its totient is φ = 438470100252.

The previous prime is 438470100251. The next prime is 438470100293. The reversal of 438470100253 is 352001074834.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 400387748644 + 38082351609 = 632762^2 + 195147^2 .

It is a cyclic number.

It is not a de Polignac number, because 438470100253 - 2¹ = 438470100251 is a prime.

Together with 438470100251, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (438470100251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 219235050126 + 219235050127.

It is an arithmetic number, because the mean of its divisors is an integer number (219235050127).

Almost surely, 2^438470100253 is an apocalyptic number.

It is an amenable number.

438470100253 is a deficient number, since it is larger than the sum of its proper divisors (1).

438470100253 is an equidigital number, since it uses as much as digits as its factorization.

438470100253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80640, while the sum is 37.

The spelling of 438470100253 in words is "four hundred thirty-eight billion, four hundred seventy million, one hundred thousand, two hundred fifty-three".