3780151 has 2 divisors, whose sum is σ = 3780152. Its totient is φ = 3780150.

The previous prime is 3780149. The next prime is 3780169. The reversal of 3780151 is 1510873.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3780151 - 2¹ = 3780149 is a prime.

Together with 3780149, it forms a pair of twin primes.

3780151 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3780181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1890075 + 1890076.

It is an arithmetic number, because the mean of its divisors is an integer number (1890076).

Almost surely, 2^3780151 is an apocalyptic number.

3780151 is the 870-th centered decagonal number.

3780151 is a deficient number, since it is larger than the sum of its proper divisors (1).

3780151 is an equidigital number, since it uses as much as digits as its factorization.

3780151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 840, while the sum is 25.

The square root of 3780151 is about 1944.2610421443. The cubic root of 3780151 is about 155.7768972782.

The spelling of 3780151 in words is "three million, seven hundred eighty thousand, one hundred fifty-one".