1164553 has 8 divisors (see below), whose sum is σ = 1297800. Its totient is φ = 1037568.

The previous prime is 1164533. The next prime is 1164557. The reversal of 1164553 is 3554611.

It can be written as a sum of positive squares in 4 ways, for example, as 227529 + 937024 = 477^2 + 968^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1164553 - 2⁵ = 1164521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1164557) 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, 1168 + ... + 1921.

It is an arithmetic number, because the mean of its divisors is an integer number (162225).

2^1164553 is an apocalyptic number.

1164553 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1164553 is a deficient number, since it is larger than the sum of its proper divisors (133247).

1164553 is a wasteful number, since it uses less digits than its factorization.

1164553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3131.

The product of its digits is 1800, while the sum is 25.

The square root of 1164553 is about 1079.1445686283. The cubic root of 1164553 is about 105.2090468686.

The spelling of 1164553 in words is "one million, one hundred sixty-four thousand, five hundred fifty-three".