245115030331 has 2 divisors, whose sum is σ = 245115030332. Its totient is φ = 245115030330.

The previous prime is 245115030289. The next prime is 245115030373. The reversal of 245115030331 is 133030511542.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (245115030289) and next prime (245115030373).

It is a cyclic number.

It is not a de Polignac number, because 245115030331 - 2¹⁵ = 245114997563 is a prime.

It is a super-2 number, since 2×245115030331² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 245115030331.

It is not a weakly prime, because it can be changed into another prime (245115031331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122557515165 + 122557515166.

It is an arithmetic number, because the mean of its divisors is an integer number (122557515166).

Almost surely, 2^245115030331 is an apocalyptic number.

245115030331 is a deficient number, since it is larger than the sum of its proper divisors (1).

245115030331 is an equidigital number, since it uses as much as digits as its factorization.

245115030331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 245115030331 its reverse (133030511542), we get a palindrome (378145541873).

The spelling of 245115030331 in words is "two hundred forty-five billion, one hundred fifteen million, thirty thousand, three hundred thirty-one".