2203651493 has 2 divisors, whose sum is σ = 2203651494. Its totient is φ = 2203651492.

The previous prime is 2203651453. The next prime is 2203651501. The reversal of 2203651493 is 3941563022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1281496804 + 922154689 = 35798^2 + 30367^2 .

It is a cyclic number.

It is not a de Polignac number, because 2203651493 - 2²² = 2199457189 is a prime.

It is a super-2 number, since 2×2203651493² = 9712159805202258098, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2203651403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1101825746 + 1101825747.

It is an arithmetic number, because the mean of its divisors is an integer number (1101825747).

Almost surely, 2^2203651493 is an apocalyptic number.

It is an amenable number.

2203651493 is a deficient number, since it is larger than the sum of its proper divisors (1).

2203651493 is an equidigital number, since it uses as much as digits as its factorization.

2203651493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38880, while the sum is 35.

The square root of 2203651493 is about 46943.0665061412. The cubic root of 2203651493 is about 1301.3106098079.

The spelling of 2203651493 in words is "two billion, two hundred three million, six hundred fifty-one thousand, four hundred ninety-three".