1152411155 has 24 divisors (see below), whose sum is σ = 1610185248. Its totient is φ = 789481728.

The previous prime is 1152411101. The next prime is 1152411163. The reversal of 1152411155 is 5511142511.

It is a happy number.

It is not a de Polignac number, because 1152411155 - 2¹⁶ = 1152345619 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 434042 + ... + 436688.

It is an arithmetic number, because the mean of its divisors is an integer number (67091052).

Almost surely, 2^1152411155 is an apocalyptic number.

1152411155 is a deficient number, since it is larger than the sum of its proper divisors (457774093).

1152411155 is a wasteful number, since it uses less digits than its factorization.

1152411155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4443 (or 4436 counting only the distinct ones).

The product of its digits is 1000, while the sum is 26.

The square root of 1152411155 is about 33947.1818417965. The cubic root of 1152411155 is about 1048.4212570772.

Adding to 1152411155 its reverse (5511142511), we get a palindrome (6663553666).

The spelling of 1152411155 in words is "one billion, one hundred fifty-two million, four hundred eleven thousand, one hundred fifty-five".