1011131424 has 60 divisors (see below), whose sum is σ = 2973717054. Its totient is φ = 337042944.

The previous prime is 1011131411. The next prime is 1011131431. The reversal of 1011131424 is 4241311101.

It can be written as a sum of positive squares in only one way, i.e., 754491024 + 256640400 = 27468^2 + 16020^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1011131397 and 1011131406.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 192457 + ... + 197640.

Almost surely, 2^1011131424 is an apocalyptic number.

It is an amenable number.

1011131424 is an abundant number, since it is smaller than the sum of its proper divisors (1962585630).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1011131424 is an equidigital number, since it uses as much as digits as its factorization.

1011131424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390119 (or 390102 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

The square root of 1011131424 is about 31798.2927843619. The cubic root of 1011131424 is about 1003.6967915584.

Adding to 1011131424 its reverse (4241311101), we get a palindrome (5252442525).

The spelling of 1011131424 in words is "one billion, eleven million, one hundred thirty-one thousand, four hundred twenty-four".