1151611464 has 32 divisors (see below), whose sum is σ = 2898360000. Its totient is φ = 381292992.

The previous prime is 1151611457. The next prime is 1151611469. The reversal of 1151611464 is 4641161511.

It is not an unprimeable number, because it can be changed into a prime (1151611469) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157444 + ... + 164595.

It is an arithmetic number, because the mean of its divisors is an integer number (90573750).

Almost surely, 2^1151611464 is an apocalyptic number.

It is an amenable number.

1151611464 is an abundant number, since it is smaller than the sum of its proper divisors (1746748536).

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

1151611464 is a wasteful number, since it uses less digits than its factorization.

1151611464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322197 (or 322193 counting only the distinct ones).

The product of its digits is 2880, while the sum is 30.

The square root of 1151611464 is about 33935.4013384253. The cubic root of 1151611464 is about 1048.1786911471.

Adding to 1151611464 its reverse (4641161511), we get a palindrome (5792772975).

The spelling of 1151611464 in words is "one billion, one hundred fifty-one million, six hundred eleven thousand, four hundred sixty-four".