1152242211 has 8 divisors (see below), whose sum is σ = 1562362560. Its totient is φ = 755141672.

The previous prime is 1152242111. The next prime is 1152242219. The reversal of 1152242211 is 1122422511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1152242211 - 2¹⁹ = 1151717923 is a prime.

It is a super-2 number, since 2×1152242211² = 2655324225620337042, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1152242219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3254745 + ... + 3255098.

It is an arithmetic number, because the mean of its divisors is an integer number (195295320).

Almost surely, 2^1152242211 is an apocalyptic number.

1152242211 is a deficient number, since it is larger than the sum of its proper divisors (410120349).

1152242211 is an equidigital number, since it uses as much as digits as its factorization.

1152242211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6509905.

The product of its digits is 320, while the sum is 21.

The square root of 1152242211 is about 33944.6934144352. The cubic root of 1152242211 is about 1048.3700215622.

Adding to 1152242211 its reverse (1122422511), we get a palindrome (2274664722).

The spelling of 1152242211 in words is "one billion, one hundred fifty-two million, two hundred forty-two thousand, two hundred eleven".