1152342623 has 4 divisors (see below), whose sum is σ = 1152546408. Its totient is φ = 1152138840.

The previous prime is 1152342617. The next prime is 1152342641. The reversal of 1152342623 is 3262432511.

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 1152342623 - 2⁶ = 1152342559 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1152342673) 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, 93161 + ... + 104802.

It is an arithmetic number, because the mean of its divisors is an integer number (288136602).

Almost surely, 2^1152342623 is an apocalyptic number.

1152342623 is a deficient number, since it is larger than the sum of its proper divisors (203785).

1152342623 is an equidigital number, since it uses as much as digits as its factorization.

1152342623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203784.

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

The square root of 1152342623 is about 33946.1724351951. The cubic root of 1152342623 is about 1048.4004740347.

The spelling of 1152342623 in words is "one billion, one hundred fifty-two million, three hundred forty-two thousand, six hundred twenty-three".