1152214530 has 48 divisors (see below), whose sum is σ = 2918545344. Its totient is φ = 291083040.

The previous prime is 1152214523. The next prime is 1152214537. The reversal of 1152214530 is 354122511.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1152214523) and next prime (1152214537).

It is a self number, because there is not a number n which added to its sum of digits gives 1152214530.

It is not an unprimeable number, because it can be changed into a prime (1152214537) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42366 + ... + 64025.

It is an arithmetic number, because the mean of its divisors is an integer number (60803028).

Almost surely, 2^1152214530 is an apocalyptic number.

1152214530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1152214530 is an abundant number, since it is smaller than the sum of its proper divisors (1766330814).

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

1152214530 is a wasteful number, since it uses less digits than its factorization.

1152214530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106439 (or 106420 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 1152214530 is about 33944.2856752061. The cubic root of 1152214530 is about 1048.3616262894.

The spelling of 1152214530 in words is "one billion, one hundred fifty-two million, two hundred fourteen thousand, five hundred thirty".