16870207253 has 2 divisors, whose sum is σ = 16870207254. Its totient is φ = 16870207252.

The previous prime is 16870207181. The next prime is 16870207267. The reversal of 16870207253 is 35270207861.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10457721169 + 6412486084 = 102263^2 + 80078^2 .

It is a cyclic number.

It is not a de Polignac number, because 16870207253 - 2¹² = 16870203157 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16870207253.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16870207273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8435103626 + 8435103627.

It is an arithmetic number, because the mean of its divisors is an integer number (8435103627).

Almost surely, 2^16870207253 is an apocalyptic number.

It is an amenable number.

16870207253 is a deficient number, since it is larger than the sum of its proper divisors (1).

16870207253 is an equidigital number, since it uses as much as digits as its factorization.

16870207253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 141120, while the sum is 41.

The spelling of 16870207253 in words is "sixteen billion, eight hundred seventy million, two hundred seven thousand, two hundred fifty-three".