1124643461 has 8 divisors (see below), whose sum is σ = 1173723480. Its totient is φ = 1076250112.

The previous prime is 1124643437. The next prime is 1124643467. The reversal of 1124643461 is 1643464211.

It can be written as a sum of positive squares in 4 ways, for example, as 29430625 + 1095212836 = 5425^2 + 33094^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1124643461 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 (1124643467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168320 + ... + 174873.

It is an arithmetic number, because the mean of its divisors is an integer number (146715435).

Almost surely, 2^1124643461 is an apocalyptic number.

It is an amenable number.

1124643461 is a deficient number, since it is larger than the sum of its proper divisors (49080019).

1124643461 is a wasteful number, since it uses less digits than its factorization.

1124643461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343335.

The product of its digits is 13824, while the sum is 32.

The square root of 1124643461 is about 33535.7042717161. The cubic root of 1124643461 is about 1039.9320286568.

The spelling of 1124643461 in words is "one billion, one hundred twenty-four million, six hundred forty-three thousand, four hundred sixty-one".