2194553411 has 2 divisors, whose sum is σ = 2194553412. Its totient is φ = 2194553410.

The previous prime is 2194553407. The next prime is 2194553437. The reversal of 2194553411 is 1143554912.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2194553411 - 2² = 2194553407 is a prime.

It is a super-3 number, since 3×2194553411³ (a number of 29 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (2194553401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1097276705 + 1097276706.

It is an arithmetic number, because the mean of its divisors is an integer number (1097276706).

Almost surely, 2^2194553411 is an apocalyptic number.

2194553411 is a deficient number, since it is larger than the sum of its proper divisors (1).

2194553411 is an equidigital number, since it uses as much as digits as its factorization.

2194553411 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21600, while the sum is 35.

The square root of 2194553411 is about 46846.0607842324. The cubic root of 2194553411 is about 1299.5172588285.

The spelling of 2194553411 in words is "two billion, one hundred ninety-four million, five hundred fifty-three thousand, four hundred eleven".