1151423204 has 12 divisors (see below), whose sum is σ = 2079990528. Its totient is φ = 557140200.

The previous prime is 1151423201. The next prime is 1151423219. The reversal of 1151423204 is 4023241511.

It is a self number, because there is not a number n which added to its sum of digits gives 1151423204.

It is not an unprimeable number, because it can be changed into a prime (1151423201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4642712 + ... + 4642959.

It is an arithmetic number, because the mean of its divisors is an integer number (173332544).

Almost surely, 2^1151423204 is an apocalyptic number.

It is an amenable number.

1151423204 is a deficient number, since it is larger than the sum of its proper divisors (928567324).

1151423204 is a wasteful number, since it uses less digits than its factorization.

1151423204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9285706 (or 9285704 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 1151423204 is about 33932.6274255325. The cubic root of 1151423204 is about 1048.1215709347.

Adding to 1151423204 its reverse (4023241511), we get a palindrome (5174664715).

The spelling of 1151423204 in words is "one billion, one hundred fifty-one million, four hundred twenty-three thousand, two hundred four".