15745097 has 2 divisors, whose sum is σ = 15745098. Its totient is φ = 15745096.

The previous prime is 15745069. The next prime is 15745099. The reversal of 15745097 is 79054751.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9339136 + 6405961 = 3056^2 + 2531^2 .

It is an emirp because it is prime and its reverse (79054751) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 15745097 - 2⁶ = 15745033 is a prime.

Together with 15745099, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 15745097.

It is not a weakly prime, because it can be changed into another prime (15745099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7872548 + 7872549.

It is an arithmetic number, because the mean of its divisors is an integer number (7872549).

Almost surely, 2^15745097 is an apocalyptic number.

It is an amenable number.

15745097 is a deficient number, since it is larger than the sum of its proper divisors (1).

15745097 is an equidigital number, since it uses as much as digits as its factorization.

15745097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 44100, while the sum is 38.

The square root of 15745097 is about 3968.0091985780. The cubic root of 15745097 is about 250.6388832553.

It can be divided in two parts, 157 and 45097, that added together give a palindrome (45254).

The spelling of 15745097 in words is "fifteen million, seven hundred forty-five thousand, ninety-seven".