2150404331 has 2 divisors, whose sum is σ = 2150404332. Its totient is φ = 2150404330.

The previous prime is 2150404313. The next prime is 2150404397. The reversal of 2150404331 is 1334040512.

Together with previous prime (2150404313) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2150404331 is a prime.

It is a super-2 number, since 2×2150404331² = 9248477573567115122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2150404297 and 2150404306.

It is not a weakly prime, because it can be changed into another prime (2150404631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1075202165 + 1075202166.

It is an arithmetic number, because the mean of its divisors is an integer number (1075202166).

Almost surely, 2^2150404331 is an apocalyptic number.

2150404331 is a deficient number, since it is larger than the sum of its proper divisors (1).

2150404331 is an equidigital number, since it uses as much as digits as its factorization.

2150404331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 2150404331 is about 46372.4522858130. The cubic root of 2150404331 is about 1290.7437833567.

Adding to 2150404331 its reverse (1334040512), we get a palindrome (3484444843).

The spelling of 2150404331 in words is "two billion, one hundred fifty million, four hundred four thousand, three hundred thirty-one".