16201134251 has 2 divisors, whose sum is σ = 16201134252. Its totient is φ = 16201134250.

The previous prime is 16201134239. The next prime is 16201134277. The reversal of 16201134251 is 15243110261.

It is an a-pointer prime, because the next prime (16201134277) can be obtained adding 16201134251 to its sum of digits (26).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16201134251 - 2²² = 16196939947 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16201134251.

It is not a weakly prime, because it can be changed into another prime (16201134211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8100567125 + 8100567126.

It is an arithmetic number, because the mean of its divisors is an integer number (8100567126).

Almost surely, 2^16201134251 is an apocalyptic number.

16201134251 is a deficient number, since it is larger than the sum of its proper divisors (1).

16201134251 is an equidigital number, since it uses as much as digits as its factorization.

16201134251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 26.

The spelling of 16201134251 in words is "sixteen billion, two hundred one million, one hundred thirty-four thousand, two hundred fifty-one".