1136472984 has 128 divisors (see below), whose sum is σ = 3363768000. Its totient is φ = 354281472.

The previous prime is 1136472983. The next prime is 1136472991. The reversal of 1136472984 is 4892746311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1136472983) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 634362 + ... + 636150.

Almost surely, 2^1136472984 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1136472984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1681884000).

1136472984 is an abundant number, since it is smaller than the sum of its proper divisors (2227295016).

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

1136472984 is a wasteful number, since it uses less digits than its factorization.

1136472984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1994 (or 1984 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 1136472984 is about 33711.6149716978. The cubic root of 1136472984 is about 1043.5654817473.

It can be divided in two parts, 11364 and 72984, that added together give a palindrome (84348).

The spelling of 1136472984 in words is "one billion, one hundred thirty-six million, four hundred seventy-two thousand, nine hundred eighty-four".