1253519 has 2 divisors, whose sum is σ = 1253520. Its totient is φ = 1253518.

The previous prime is 1253513. The next prime is 1253521. The reversal of 1253519 is 9153521.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1253519 is a prime.

It is a super-2 number, since 2×1253519² = 3142619766722, which contains 22 as substring.

Together with 1253521, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1253513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626759 + 626760.

It is an arithmetic number, because the mean of its divisors is an integer number (626760).

2^1253519 is an apocalyptic number.

1253519 is a deficient number, since it is larger than the sum of its proper divisors (1).

1253519 is an equidigital number, since it uses as much as digits as its factorization.

1253519 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1350, while the sum is 26.

The square root of 1253519 is about 1119.6066273473. The cubic root of 1253519 is about 107.8227258662.

The spelling of 1253519 in words is "one million, two hundred fifty-three thousand, five hundred nineteen".