1201252499 has 2 divisors, whose sum is σ = 1201252500. Its totient is φ = 1201252498.

The previous prime is 1201252483. The next prime is 1201252531. The reversal of 1201252499 is 9942521021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1201252499 - 2⁴ = 1201252483 is a prime.

It is not a weakly prime, because it can be changed into another prime (1201252439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600626249 + 600626250.

It is an arithmetic number, because the mean of its divisors is an integer number (600626250).

Almost surely, 2^1201252499 is an apocalyptic number.

1201252499 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201252499 is an equidigital number, since it uses as much as digits as its factorization.

1201252499 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 35.

The square root of 1201252499 is about 34659.0897024143. The cubic root of 1201252499 is about 1063.0281569588.

The spelling of 1201252499 in words is "one billion, two hundred one million, two hundred fifty-two thousand, four hundred ninety-nine".