1123463661 has 8 divisors (see below), whose sum is σ = 1516913280. Its totient is φ = 739494912.

The previous prime is 1123463659. The next prime is 1123463753. The reversal of 1123463661 is 1663643211.

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

It is not a de Polignac number, because 1123463661 - 2¹ = 1123463659 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123463611) 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, 2369940 + ... + 2370413.

It is an arithmetic number, because the mean of its divisors is an integer number (189614160).

Almost surely, 2^1123463661 is an apocalyptic number.

It is an amenable number.

1123463661 is a deficient number, since it is larger than the sum of its proper divisors (393449619).

1123463661 is an equidigital number, since it uses as much as digits as its factorization.

1123463661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4740435.

The product of its digits is 15552, while the sum is 33.

The square root of 1123463661 is about 33518.1094484758. The cubic root of 1123463661 is about 1039.5682567510.

The spelling of 1123463661 in words is "one billion, one hundred twenty-three million, four hundred sixty-three thousand, six hundred sixty-one".