1141536264 has 192 divisors, whose sum is σ = 3499070400. Its totient is φ = 308183040.

The previous prime is 1141536257. The next prime is 1141536269. The reversal of 1141536264 is 4626351411.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (1141536269) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 937384 + ... + 938600.

It is an arithmetic number, because the mean of its divisors is an integer number (18224325).

Almost surely, 2^1141536264 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 1141536264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1749535200).

1141536264 is an abundant number, since it is smaller than the sum of its proper divisors (2357534136).

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

1141536264 is a wasteful number, since it uses less digits than its factorization.

1141536264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1284 (or 1269 counting only the distinct ones).

The product of its digits is 17280, while the sum is 33.

The square root of 1141536264 is about 33786.6284793260. The cubic root of 1141536264 is about 1045.1129702430.

Adding to 1141536264 its reverse (4626351411), we get a palindrome (5767887675).

The spelling of 1141536264 in words is "one billion, one hundred forty-one million, five hundred thirty-six thousand, two hundred sixty-four".