3629920997 has 2 divisors, whose sum is σ = 3629920998. Its totient is φ = 3629920996.

The previous prime is 3629920951. The next prime is 3629920999. The reversal of 3629920997 is 7990299263.

3629920997 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3184457761 + 445463236 = 56431^2 + 21106^2 .

It is a cyclic number.

It is not a de Polignac number, because 3629920997 - 2⁸ = 3629920741 is a prime.

It is a super-2 number, since 2×3629920997² = 26352652888922948018, which contains 22 as substring.

Together with 3629920999, 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 (3629920999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1814960498 + 1814960499.

It is an arithmetic number, because the mean of its divisors is an integer number (1814960499).

Almost surely, 2^3629920997 is an apocalyptic number.

It is an amenable number.

3629920997 is a deficient number, since it is larger than the sum of its proper divisors (1).

3629920997 is an equidigital number, since it uses as much as digits as its factorization.

3629920997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3306744, while the sum is 56.

The square root of 3629920997 is about 60248.8256898008. The cubic root of 3629920997 is about 1536.8532186208.

The spelling of 3629920997 in words is "three billion, six hundred twenty-nine million, nine hundred twenty thousand, nine hundred ninety-seven".