1151512224 has 96 divisors (see below), whose sum is σ = 3180534336. Its totient is φ = 364308480.

The previous prime is 1151512223. The next prime is 1151512231. The reversal of 1151512224 is 4222151511.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 1151512194 and 1151512203.

It is not an unprimeable number, because it can be changed into a prime (1151512223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 141679 + ... + 149585.

It is an arithmetic number, because the mean of its divisors is an integer number (33130566).

Almost surely, 2^1151512224 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 1151512224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1590267168).

1151512224 is an abundant number, since it is smaller than the sum of its proper divisors (2029022112).

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

1151512224 is a wasteful number, since it uses less digits than its factorization.

1151512224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7998 (or 7990 counting only the distinct ones).

The product of its digits is 800, while the sum is 24.

The square root of 1151512224 is about 33933.9391170551. The cubic root of 1151512224 is about 1048.1485813850.

Adding to 1151512224 its reverse (4222151511), we get a palindrome (5373663735).

The spelling of 1151512224 in words is "one billion, one hundred fifty-one million, five hundred twelve thousand, two hundred twenty-four".