2004251497 has 2 divisors, whose sum is σ = 2004251498. Its totient is φ = 2004251496.

The previous prime is 2004251471. The next prime is 2004251519. The reversal of 2004251497 is 7941524002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1947986496 + 56265001 = 44136^2 + 7501^2 .

It is a cyclic number.

It is not a de Polignac number, because 2004251497 - 2²³ = 1995862889 is a prime.

It is not a weakly prime, because it can be changed into another prime (2004251297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1002125748 + 1002125749.

It is an arithmetic number, because the mean of its divisors is an integer number (1002125749).

Almost surely, 2^2004251497 is an apocalyptic number.

It is an amenable number.

2004251497 is a deficient number, since it is larger than the sum of its proper divisors (1).

2004251497 is an equidigital number, since it uses as much as digits as its factorization.

2004251497 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 2004251497 is about 44768.8674974027. The cubic root of 2004251497 is about 1260.8131764749.

Adding to 2004251497 its reverse (7941524002), we get a palindrome (9945775499).

The spelling of 2004251497 in words is "two billion, four million, two hundred fifty-one thousand, four hundred ninety-seven".