1171874253 has 16 divisors (see below), whose sum is σ = 1763323200. Its totient is φ = 685735680.

The previous prime is 1171874213. The next prime is 1171874257. The reversal of 1171874253 is 3524781711.

It is a happy number.

It is not a de Polignac number, because 1171874253 - 2²¹ = 1169777101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1171874257) 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, 611308 + ... + 613221.

It is an arithmetic number, because the mean of its divisors is an integer number (110207700).

Almost surely, 2^1171874253 is an apocalyptic number.

It is an amenable number.

1171874253 is a deficient number, since it is larger than the sum of its proper divisors (591448947).

1171874253 is a wasteful number, since it uses less digits than its factorization.

1171874253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1224572.

The product of its digits is 47040, while the sum is 39.

The square root of 1171874253 is about 34232.6489334378. The cubic root of 1171874253 is about 1054.2906076114.

The spelling of 1171874253 in words is "one billion, one hundred seventy-one million, eight hundred seventy-four thousand, two hundred fifty-three".