1163004455 has 8 divisors (see below), whose sum is σ = 1395790704. Its totient is φ = 930280000.

The previous prime is 1163004443. The next prime is 1163004457. The reversal of 1163004455 is 5544003611.

It is a happy number.

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

It is not a de Polignac number, because 1163004455 - 2¹⁰ = 1163003431 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1163004457) 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, 56060 + ... + 73950.

It is an arithmetic number, because the mean of its divisors is an integer number (174473838).

Almost surely, 2^1163004455 is an apocalyptic number.

1163004455 is a deficient number, since it is larger than the sum of its proper divisors (232786249).

1163004455 is a wasteful number, since it uses less digits than its factorization.

1163004455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30897.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 1163004455 is about 34102.8511271418. The cubic root of 1163004455 is about 1051.6239285605.

The spelling of 1163004455 in words is "one billion, one hundred sixty-three million, four thousand, four hundred fifty-five".