3597991349 has 2 divisors, whose sum is σ = 3597991350. Its totient is φ = 3597991348.

The previous prime is 3597991301. The next prime is 3597991351. The reversal of 3597991349 is 9431997953.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2810908324 + 787083025 = 53018^2 + 28055^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3597991349 is a prime.

Together with 3597991351, 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 (3597994349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1798995674 + 1798995675.

It is an arithmetic number, because the mean of its divisors is an integer number (1798995675).

Almost surely, 2^3597991349 is an apocalyptic number.

It is an amenable number.

3597991349 is a deficient number, since it is larger than the sum of its proper divisors (1).

3597991349 is an equidigital number, since it uses as much as digits as its factorization.

3597991349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8266860, while the sum is 59.

The square root of 3597991349 is about 59983.2589061315. The cubic root of 3597991349 is about 1532.3337657917. Note that the first 3 decimals are identical.

The spelling of 3597991349 in words is "three billion, five hundred ninety-seven million, nine hundred ninety-one thousand, three hundred forty-nine".