3763140221 has 2 divisors, whose sum is σ = 3763140222. Its totient is φ = 3763140220.

The previous prime is 3763140197. The next prime is 3763140223. The reversal of 3763140221 is 1220413673.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3628255225 + 134884996 = 60235^2 + 11614^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3763140221 is a prime.

It is a super-2 number, since 2×3763140221² = 28322448645815857682, which contains 22 as substring.

Together with 3763140223, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3763140223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1881570110 + 1881570111.

It is an arithmetic number, because the mean of its divisors is an integer number (1881570111).

Almost surely, 2^3763140221 is an apocalyptic number.

It is an amenable number.

3763140221 is a deficient number, since it is larger than the sum of its proper divisors (1).

3763140221 is an equidigital number, since it uses as much as digits as its factorization.

3763140221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 3763140221 is about 61344.4392019358. The cubic root of 3763140221 is about 1555.4287918450.

Adding to 3763140221 its reverse (1220413673), we get a palindrome (4983553894).

The spelling of 3763140221 in words is "three billion, seven hundred sixty-three million, one hundred forty thousand, two hundred twenty-one".