3745865297 has 2 divisors, whose sum is σ = 3745865298. Its totient is φ = 3745865296.

The previous prime is 3745865273. The next prime is 3745865303. The reversal of 3745865297 is 7925685473.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2045210176 + 1700655121 = 45224^2 + 41239^2 .

It is an emirp because it is prime and its reverse (7925685473) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3745865297 is a prime.

It is a super-5 number, since 5×3745865297⁵ (a number of 49 digits) contains 55555 as substring.

It is not a weakly prime, because it can be changed into another prime (3705865297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1872932648 + 1872932649.

It is an arithmetic number, because the mean of its divisors is an integer number (1872932649).

Almost surely, 2^3745865297 is an apocalyptic number.

It is an amenable number.

3745865297 is a deficient number, since it is larger than the sum of its proper divisors (1).

3745865297 is an equidigital number, since it uses as much as digits as its factorization.

3745865297 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12700800, while the sum is 56.

The square root of 3745865297 is about 61203.4745500613. The cubic root of 3745865297 is about 1553.0450437199.

The spelling of 3745865297 in words is "three billion, seven hundred forty-five million, eight hundred sixty-five thousand, two hundred ninety-seven".