16125097553 has 2 divisors, whose sum is σ = 16125097554. Its totient is φ = 16125097552.

The previous prime is 16125097523. The next prime is 16125097579. The reversal of 16125097553 is 35579052161.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11282051089 + 4843046464 = 106217^2 + 69592^2 .

It is an emirp because it is prime and its reverse (35579052161) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16125097553 - 2⁸ = 16125097297 is a prime.

It is not a weakly prime, because it can be changed into another prime (16125097523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8062548776 + 8062548777.

It is an arithmetic number, because the mean of its divisors is an integer number (8062548777).

Almost surely, 2^16125097553 is an apocalyptic number.

It is an amenable number.

16125097553 is a deficient number, since it is larger than the sum of its proper divisors (1).

16125097553 is an equidigital number, since it uses as much as digits as its factorization.

16125097553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 283500, while the sum is 44.

The spelling of 16125097553 in words is "sixteen billion, one hundred twenty-five million, ninety-seven thousand, five hundred fifty-three".