1253203319 has 2 divisors, whose sum is σ = 1253203320. Its totient is φ = 1253203318.

The previous prime is 1253203313. The next prime is 1253203363. The reversal of 1253203319 is 9133023521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1253203319 - 2¹² = 1253199223 is a prime.

It is a super-2 number, since 2×1253203319² = 3141037117505231522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1253203291 and 1253203300.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1253203313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626601659 + 626601660.

It is an arithmetic number, because the mean of its divisors is an integer number (626601660).

Almost surely, 2^1253203319 is an apocalyptic number.

1253203319 is a deficient number, since it is larger than the sum of its proper divisors (1).

1253203319 is an equidigital number, since it uses as much as digits as its factorization.

1253203319 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4860, while the sum is 29.

The square root of 1253203319 is about 35400.6118449950. The cubic root of 1253203319 is about 1078.1367389763.

The spelling of 1253203319 in words is "one billion, two hundred fifty-three million, two hundred three thousand, three hundred nineteen".