1151154404 has 6 divisors (see below), whose sum is σ = 2014520214. Its totient is φ = 575577200.

The previous prime is 1151154401. The next prime is 1151154413. The reversal of 1151154404 is 4044511511.

It can be written as a sum of positive squares in only one way, i.e., 838218304 + 312936100 = 28952^2 + 17690^2 .

It is not an unprimeable number, because it can be changed into a prime (1151154401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 143894297 + ... + 143894304.

It is an arithmetic number, because the mean of its divisors is an integer number (335753369).

Almost surely, 2^1151154404 is an apocalyptic number.

It is an amenable number.

1151154404 is a deficient number, since it is larger than the sum of its proper divisors (863365810).

1151154404 is a wasteful number, since it uses less digits than its factorization.

1151154404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287788605 (or 287788603 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 26.

The square root of 1151154404 is about 33928.6664046791. Note that the first 3 decimals coincide. The cubic root of 1151154404 is about 1048.0400031833.

Adding to 1151154404 its reverse (4044511511), we get a palindrome (5195665915).

The spelling of 1151154404 in words is "one billion, one hundred fifty-one million, one hundred fifty-four thousand, four hundred four".