1152012141 has 24 divisors (see below), whose sum is σ = 1903172544. Its totient is φ = 657794880.

The previous prime is 1152012139. The next prime is 1152012151. The reversal of 1152012141 is 1412102511.

1152012141 is a `hidden beast` number, since 1 + 1 + 520 + 1 + 2 + 141 = 666.

It is not a de Polignac number, because 1152012141 - 2¹ = 1152012139 is a prime.

It is a super-2 number, since 2×1152012141² = 2654263946022807762, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1152012151) 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, 87130 + ... + 99476.

It is an arithmetic number, because the mean of its divisors is an integer number (79298856).

Almost surely, 2^1152012141 is an apocalyptic number.

It is an amenable number.

1152012141 is a deficient number, since it is larger than the sum of its proper divisors (751160403).

1152012141 is a wasteful number, since it uses less digits than its factorization.

1152012141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13841 (or 13838 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 18.

The square root of 1152012141 is about 33941.3043503045. The cubic root of 1152012141 is about 1048.3002403583.

Adding to 1152012141 its reverse (1412102511), we get a palindrome (2564114652).

The spelling of 1152012141 in words is "one billion, one hundred fifty-two million, twelve thousand, one hundred forty-one".