1151304120 has 48 divisors (see below), whose sum is σ = 3741739560. Its totient is φ = 307014336.

The previous prime is 1151304083. The next prime is 1151304127. The reversal of 1151304120 is 214031511.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1151304093 and 1151304102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1151304127) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1598674 + ... + 1599393.

Almost surely, 2^1151304120 is an apocalyptic number.

1151304120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1151304120 is an abundant number, since it is smaller than the sum of its proper divisors (2590435440).

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

1151304120 is a wasteful number, since it uses less digits than its factorization.

1151304120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3198084 (or 3198077 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 1151304120 is about 33930.8726678227. The cubic root of 1151304120 is about 1048.0854362879.

Adding to 1151304120 its reverse (214031511), we get a palindrome (1365335631).

The spelling of 1151304120 in words is "one billion, one hundred fifty-one million, three hundred four thousand, one hundred twenty".