2451145241 has 2 divisors, whose sum is σ = 2451145242. Its totient is φ = 2451145240.

The previous prime is 2451145237. The next prime is 2451145261. The reversal of 2451145241 is 1425411542.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1280136841 + 1171008400 = 35779^2 + 34220^2 .

It is a cyclic number.

It is not a de Polignac number, because 2451145241 - 2² = 2451145237 is a prime.

It is a super-2 number, since 2×2451145241² = 12016225984953896162, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2451145261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1225572620 + 1225572621.

It is an arithmetic number, because the mean of its divisors is an integer number (1225572621).

Almost surely, 2^2451145241 is an apocalyptic number.

It is an amenable number.

2451145241 is a deficient number, since it is larger than the sum of its proper divisors (1).

2451145241 is an equidigital number, since it uses as much as digits as its factorization.

2451145241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6400, while the sum is 29.

The square root of 2451145241 is about 49509.0420125455. The cubic root of 2451145241 is about 1348.3097714669.

Adding to 2451145241 its reverse (1425411542), we get a palindrome (3876556783).

The spelling of 2451145241 in words is "two billion, four hundred fifty-one million, one hundred forty-five thousand, two hundred forty-one".