245122413131 has 8 divisors (see below), whose sum is σ = 245734408128. Its totient is φ = 244510560000.

The previous prime is 245122413121. The next prime is 245122413149. The reversal of 245122413131 is 131314221542.

It is a happy number.

245122413131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 245122413131 - 2¹⁰ = 245122412107 is a prime.

It is a super-2 number, since 2×245122413131² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 245122413094 and 245122413103.

It is not an unprimeable number, because it can be changed into a prime (245122413101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3990491 + ... + 4051451.

It is an arithmetic number, because the mean of its divisors is an integer number (30716801016).

Almost surely, 2^245122413131 is an apocalyptic number.

245122413131 is a deficient number, since it is larger than the sum of its proper divisors (611994997).

245122413131 is an equidigital number, since it uses as much as digits as its factorization.

245122413131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70933.

The product of its digits is 5760, while the sum is 29.

Adding to 245122413131 its reverse (131314221542), we get a palindrome (376436634673).

The spelling of 245122413131 in words is "two hundred forty-five billion, one hundred twenty-two million, four hundred thirteen thousand, one hundred thirty-one".