1123463631 has 8 divisors (see below), whose sum is σ = 1526214960. Its totient is φ = 734844032.

The previous prime is 1123463611. The next prime is 1123463639. The reversal of 1123463631 is 1363643211.

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 1123463631 - 2⁹ = 1123463119 is a prime.

It is a super-2 number, since 2×1123463631² = 2524341060359408322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123463639) 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, 3532746 + ... + 3533063.

It is an arithmetic number, because the mean of its divisors is an integer number (190776870).

Almost surely, 2^1123463631 is an apocalyptic number.

1123463631 is a deficient number, since it is larger than the sum of its proper divisors (402751329).

1123463631 is an equidigital number, since it uses as much as digits as its factorization.

1123463631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7065865.

The product of its digits is 7776, while the sum is 30.

The square root of 1123463631 is about 33518.1090009565. The cubic root of 1123463631 is about 1039.5682474977.

The spelling of 1123463631 in words is "one billion, one hundred twenty-three million, four hundred sixty-three thousand, six hundred thirty-one".