1166853453 has 8 divisors (see below), whose sum is σ = 1556373600. Its totient is φ = 777617808.

The previous prime is 1166853409. The next prime is 1166853473. The reversal of 1166853453 is 3543586611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1166853453 - 2¹³ = 1166845261 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1166853473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61363 + ... + 78096.

It is an arithmetic number, because the mean of its divisors is an integer number (194546700).

Almost surely, 2^1166853453 is an apocalyptic number.

It is an amenable number.

1166853453 is a deficient number, since it is larger than the sum of its proper divisors (389520147).

1166853453 is a wasteful number, since it uses less digits than its factorization.

1166853453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142251.

The product of its digits is 259200, while the sum is 42.

The square root of 1166853453 is about 34159.2367157113. The cubic root of 1166853453 is about 1052.7827780233.

The spelling of 1166853453 in words is "one billion, one hundred sixty-six million, eight hundred fifty-three thousand, four hundred fifty-three".