2851523 has 2 divisors, whose sum is σ = 2851524. Its totient is φ = 2851522.

The previous prime is 2851481. The next prime is 2851543. The reversal of 2851523 is 3251582.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2851523 - 2⁸ = 2851267 is a prime.

It is a plaindrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 2851492 and 2851501.

It is not a weakly prime, because it can be changed into another prime (2851543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1425761 + 1425762.

It is an arithmetic number, because the mean of its divisors is an integer number (1425762).

2^2851523 is an apocalyptic number.

2851523 is a deficient number, since it is larger than the sum of its proper divisors (1).

2851523 is an equidigital number, since it uses as much as digits as its factorization.

2851523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2400, while the sum is 26.

The square root of 2851523 is about 1688.6453150381. The cubic root of 2851523 is about 141.8052444841.

The spelling of 2851523 in words is "two million, eight hundred fifty-one thousand, five hundred twenty-three".