1124859961 has 6 divisors (see below), whose sum is σ = 1194920750. Its totient is φ = 1058691456.

The previous prime is 1124859899. The next prime is 1124859991. The reversal of 1124859961 is 1699584211.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 646125561 + 478734400 = 25419^2 + 21880^2 .

It is not a de Polignac number, because 1124859961 - 2¹¹ = 1124857913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1124859991) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1945836 + ... + 1946413.

Almost surely, 2^1124859961 is an apocalyptic number.

It is an amenable number.

1124859961 is a deficient number, since it is larger than the sum of its proper divisors (70060789).

1124859961 is an equidigital number, since it uses as much as digits as its factorization.

1124859961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3892283 (or 3892266 counting only the distinct ones).

The product of its digits is 155520, while the sum is 46.

The square root of 1124859961 is about 33538.9320193712. The cubic root of 1124859961 is about 1039.9987552377.

The spelling of 1124859961 in words is "one billion, one hundred twenty-four million, eight hundred fifty-nine thousand, nine hundred sixty-one".