1152004380 has 24 divisors (see below), whose sum is σ = 3225612432. Its totient is φ = 307201152.

The previous prime is 1152004363. The next prime is 1152004391. The reversal of 1152004380 is 834002511.

It is a super-2 number, since 2×1152004380² = 2654228183078368800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1152004380.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9599977 + ... + 9600096.

It is an arithmetic number, because the mean of its divisors is an integer number (134400518).

Almost surely, 2^1152004380 is an apocalyptic number.

1152004380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1152004380 is an abundant number, since it is smaller than the sum of its proper divisors (2073608052).

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

1152004380 is a wasteful number, since it uses less digits than its factorization.

1152004380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19200085 (or 19200083 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 1152004380 is about 33941.1900203867. The cubic root of 1152004380 is about 1048.2978862522.

Adding to 1152004380 its reverse (834002511), we get a palindrome (1986006891).

The spelling of 1152004380 in words is "one billion, one hundred fifty-two million, four thousand, three hundred eighty".