1253551075 has 36 divisors (see below), whose sum is σ = 1830117240. Its totient is φ = 849152640.

The previous prime is 1253551063. The next prime is 1253551081. The reversal of 1253551075 is 5701553521.

It is not a de Polignac number, because 1253551075 - 2⁵ = 1253551043 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1253551075.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 95511 + ... + 107839.

It is an arithmetic number, because the mean of its divisors is an integer number (50836590).

Almost surely, 2^1253551075 is an apocalyptic number.

1253551075 is a deficient number, since it is larger than the sum of its proper divisors (576566165).

1253551075 is a wasteful number, since it uses less digits than its factorization.

1253551075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12436 (or 12424 counting only the distinct ones).

The product of its (nonzero) digits is 26250, while the sum is 34.

The square root of 1253551075 is about 35405.5232273158. The cubic root of 1253551075 is about 1078.2364551302.

The spelling of 1253551075 in words is "one billion, two hundred fifty-three million, five hundred fifty-one thousand, seventy-five".