2519453 has 2 divisors, whose sum is σ = 2519454. Its totient is φ = 2519452.

The previous prime is 2519423. The next prime is 2519459. The reversal of 2519453 is 3549152.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1493284 + 1026169 = 1222^2 + 1013^2 .

It is a cyclic number.

It is not a de Polignac number, because 2519453 - 2⁸ = 2519197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2519459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1259726 + 1259727.

It is an arithmetic number, because the mean of its divisors is an integer number (1259727).

2^2519453 is an apocalyptic number.

It is an amenable number.

2519453 is a deficient number, since it is larger than the sum of its proper divisors (1).

2519453 is an equidigital number, since it uses as much as digits as its factorization.

2519453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5400, while the sum is 29.

The square root of 2519453 is about 1587.2784884827. The cubic root of 2519453 is about 136.0719954733.

It can be divided in two parts, 251945 and 3, that multiplied together give a triangular number (755835 = T₁₂₂₉).

The spelling of 2519453 in words is "two million, five hundred nineteen thousand, four hundred fifty-three".