1152342263 has 4 divisors (see below), whose sum is σ = 1220127120. Its totient is φ = 1084557408.

The previous prime is 1152342259. The next prime is 1152342293. The reversal of 1152342263 is 3622432511.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1152342263 - 2² = 1152342259 is a prime.

It is a super-2 number, since 2×1152342263² = 2655785382191922338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1152342293) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33892403 + ... + 33892436.

It is an arithmetic number, because the mean of its divisors is an integer number (305031780).

Almost surely, 2^1152342263 is an apocalyptic number.

1152342263 is a deficient number, since it is larger than the sum of its proper divisors (67784857).

1152342263 is an equidigital number, since it uses as much as digits as its factorization.

1152342263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67784856.

The product of its digits is 8640, while the sum is 29.

The square root of 1152342263 is about 33946.1671326823. The cubic root of 1152342263 is about 1048.4003648588.

Adding to 1152342263 its reverse (3622432511), we get a palindrome (4774774774).

The spelling of 1152342263 in words is "one billion, one hundred fifty-two million, three hundred forty-two thousand, two hundred sixty-three".