1124019961 has 8 divisors (see below), whose sum is σ = 1191141000. Its totient is φ = 1058789760.

The previous prime is 1124019943. The next prime is 1124019973. The reversal of 1124019961 is 1699104211.

It can be written as a sum of positive squares in 4 ways, for example, as 98803600 + 1025216361 = 9940^2 + 32019^2 .

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 1124019961 - 2⁷ = 1124019833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1124019931) 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, 471486 + ... + 473863.

It is an arithmetic number, because the mean of its divisors is an integer number (148892625).

Almost surely, 2^1124019961 is an apocalyptic number.

It is an amenable number.

1124019961 is a deficient number, since it is larger than the sum of its proper divisors (67121039).

1124019961 is an equidigital number, since it uses as much as digits as its factorization.

1124019961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 945419.

The product of its (nonzero) digits is 3888, while the sum is 34.

The square root of 1124019961 is about 33526.4069205157. The cubic root of 1124019961 is about 1039.7398144121.

The spelling of 1124019961 in words is "one billion, one hundred twenty-four million, nineteen thousand, nine hundred sixty-one".