1262285253 has 24 divisors (see below), whose sum is σ = 1868243520. Its totient is φ = 820834560.

The previous prime is 1262285243. The next prime is 1262285263. The reversal of 1262285253 is 3525822621.

It is a happy number.

1262285253 is a `hidden beast` number, since 1 + 2 + 622 + 8 + 5 + 25 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (1262285243) and next prime (1262285263).

It is not a de Polignac number, because 1262285253 - 2⁵ = 1262285221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1262285243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 357768 + ... + 361278.

It is an arithmetic number, because the mean of its divisors is an integer number (77843480).

Almost surely, 2^1262285253 is an apocalyptic number.

It is an amenable number.

1262285253 is a deficient number, since it is larger than the sum of its proper divisors (605958267).

1262285253 is a wasteful number, since it uses less digits than its factorization.

1262285253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4489 (or 4486 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 1262285253 is about 35528.6539711259. The cubic root of 1262285253 is about 1080.7348830678.

The spelling of 1262285253 in words is "one billion, two hundred sixty-two million, two hundred eighty-five thousand, two hundred fifty-three".