3780313 has 2 divisors, whose sum is σ = 3780314. Its totient is φ = 3780312.

The previous prime is 3780281. The next prime is 3780319. The reversal of 3780313 is 3130873.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2585664 + 1194649 = 1608^2 + 1093^2 .

It is a cyclic number.

It is not a de Polignac number, because 3780313 - 2⁵ = 3780281 is a prime.

It is not a weakly prime, because it can be changed into another prime (3780319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1890156 + 1890157.

It is an arithmetic number, because the mean of its divisors is an integer number (1890157).

Almost surely, 2^3780313 is an apocalyptic number.

It is an amenable number.

3780313 is a deficient number, since it is larger than the sum of its proper divisors (1).

3780313 is an equidigital number, since it uses as much as digits as its factorization.

3780313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 3780313 is about 1944.3027027703. The cubic root of 3780313 is about 155.7791225418.

The spelling of 3780313 in words is "three million, seven hundred eighty thousand, three hundred thirteen".