1152212543 has 8 divisors (see below), whose sum is σ = 1194328800. Its totient is φ = 1110255328.

The previous prime is 1152212507. The next prime is 1152212549. The reversal of 1152212543 is 3452122511.

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 1152212543 - 2¹⁸ = 1151950399 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 (1152212549) 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, 24908 + ... + 54081.

It is an arithmetic number, because the mean of its divisors is an integer number (149291100).

Almost surely, 2^1152212543 is an apocalyptic number.

1152212543 is a deficient number, since it is larger than the sum of its proper divisors (42116257).

1152212543 is an equidigital number, since it uses as much as digits as its factorization.

1152212543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79521.

The product of its digits is 2400, while the sum is 26.

The square root of 1152212543 is about 33944.2564066441. The cubic root of 1152212543 is about 1048.3610236541.

The spelling of 1152212543 in words is "one billion, one hundred fifty-two million, two hundred twelve thousand, five hundred forty-three".