2146653331 has 2 divisors, whose sum is σ = 2146653332. Its totient is φ = 2146653330.

The previous prime is 2146653287. The next prime is 2146653343. The reversal of 2146653331 is 1333566412.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2146653331 - 2¹⁵ = 2146620563 is a prime.

It is a super-2 number, since 2×2146653331² = 9216241046986791122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2146653361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1073326665 + 1073326666.

It is an arithmetic number, because the mean of its divisors is an integer number (1073326666).

Almost surely, 2^2146653331 is an apocalyptic number.

2146653331 is a deficient number, since it is larger than the sum of its proper divisors (1).

2146653331 is an equidigital number, since it uses as much as digits as its factorization.

2146653331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 34.

The square root of 2146653331 is about 46331.9903630310. The cubic root of 2146653331 is about 1289.9928551574.

The spelling of 2146653331 in words is "two billion, one hundred forty-six million, six hundred fifty-three thousand, three hundred thirty-one".