1253307299 has 2 divisors, whose sum is σ = 1253307300. Its totient is φ = 1253307298.

The previous prime is 1253307259. The next prime is 1253307347. The reversal of 1253307299 is 9927033521.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1253307299 - 2⁸ = 1253307043 is a prime.

It is not a weakly prime, because it can be changed into another prime (1253307259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626653649 + 626653650.

It is an arithmetic number, because the mean of its divisors is an integer number (626653650).

Almost surely, 2^1253307299 is an apocalyptic number.

1253307299 is a deficient number, since it is larger than the sum of its proper divisors (1).

1253307299 is an equidigital number, since it uses as much as digits as its factorization.

1253307299 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 102060, while the sum is 41.

The square root of 1253307299 is about 35402.0804332175. The cubic root of 1253307299 is about 1078.1665563135.

The spelling of 1253307299 in words is "one billion, two hundred fifty-three million, three hundred seven thousand, two hundred ninety-nine".