1301252259 has 16 divisors (see below), whose sum is σ = 1836423680. Its totient is φ = 817296480.

The previous prime is 1301252231. The next prime is 1301252263. The reversal of 1301252259 is 9522521031.

It is not a de Polignac number, because 1301252259 - 2¹² = 1301248163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1301252279) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52747 + ... + 73380.

It is an arithmetic number, because the mean of its divisors is an integer number (114776480).

Almost surely, 2^1301252259 is an apocalyptic number.

1301252259 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

1301252259 is a deficient number, since it is larger than the sum of its proper divisors (535171421).

1301252259 is a wasteful number, since it uses less digits than its factorization.

1301252259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126330.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 1301252259 is about 36072.8742824854. The cubic root of 1301252259 is about 1091.7432081781.

The spelling of 1301252259 in words is "one billion, three hundred one million, two hundred fifty-two thousand, two hundred fifty-nine".