3651322537 has 2 divisors, whose sum is σ = 3651322538. Its totient is φ = 3651322536.

The previous prime is 3651322523. The next prime is 3651322547. The reversal of 3651322537 is 7352231563.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3383050896 + 268271641 = 58164^2 + 16379^2 .

It is an emirp because it is prime and its reverse (7352231563) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3651322537 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3651322496 and 3651322505.

It is not a weakly prime, because it can be changed into another prime (3651322547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1825661268 + 1825661269.

It is an arithmetic number, because the mean of its divisors is an integer number (1825661269).

Almost surely, 2^3651322537 is an apocalyptic number.

It is an amenable number.

3651322537 is a deficient number, since it is larger than the sum of its proper divisors (1).

3651322537 is an equidigital number, since it uses as much as digits as its factorization.

3651322537 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 113400, while the sum is 37.

The square root of 3651322537 is about 60426.1742707579. The cubic root of 3651322537 is about 1539.8676640374.

The spelling of 3651322537 in words is "three billion, six hundred fifty-one million, three hundred twenty-two thousand, five hundred thirty-seven".