245151442001 has 2 divisors, whose sum is σ = 245151442002. Its totient is φ = 245151442000.

The previous prime is 245151441967. The next prime is 245151442007. The reversal of 245151442001 is 100244151542.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 241670560000 + 3480882001 = 491600^2 + 58999^2 .

It is a cyclic number.

It is not a de Polignac number, because 245151442001 - 2⁶ = 245151441937 is a prime.

It is not a weakly prime, because it can be changed into another prime (245151442007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122575721000 + 122575721001.

It is an arithmetic number, because the mean of its divisors is an integer number (122575721001).

Almost surely, 2^245151442001 is an apocalyptic number.

It is an amenable number.

245151442001 is a deficient number, since it is larger than the sum of its proper divisors (1).

245151442001 is an equidigital number, since it uses as much as digits as its factorization.

245151442001 is an evil number, because the sum of its binary digits is even.

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

Adding to 245151442001 its reverse (100244151542), we get a palindrome (345395593543).

The spelling of 245151442001 in words is "two hundred forty-five billion, one hundred fifty-one million, four hundred forty-two thousand, one".