1151227254 has 8 divisors (see below), whose sum is σ = 2302454520. Its totient is φ = 383742416.

The previous prime is 1151227249. The next prime is 1151227277. The reversal of 1151227254 is 4527221511.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

1151227254 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95935599 + ... + 95935610.

It is an arithmetic number, because the mean of its divisors is an integer number (287806815).

Almost surely, 2^1151227254 is an apocalyptic number.

1151227254 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1151227254 is a wasteful number, since it uses less digits than its factorization.

1151227254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191871214.

The product of its digits is 5600, while the sum is 30.

The square root of 1151227254 is about 33929.7399636366. The cubic root of 1151227254 is about 1048.0621108761.

Adding to 1151227254 its reverse (4527221511), we get a palindrome (5678448765).

The spelling of 1151227254 in words is "one billion, one hundred fifty-one million, two hundred twenty-seven thousand, two hundred fifty-four".