1185347952 has 40 divisors (see below), whose sum is σ = 3402388880. Its totient is φ = 395115840.

The previous prime is 1185347951. The next prime is 1185347953. The reversal of 1185347952 is 2597435811.

It is an interprime number because it is at equal distance from previous prime (1185347951) and next prime (1185347953).

It is a junction number, because it is equal to n+sod(n) for n = 1185347898 and 1185347907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1185347951) 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, 1371499 + ... + 1372362.

It is an arithmetic number, because the mean of its divisors is an integer number (85059722).

Almost surely, 2^1185347952 is an apocalyptic number.

1185347952 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1185347952 is an abundant number, since it is smaller than the sum of its proper divisors (2217040928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1185347952 is a wasteful number, since it uses less digits than its factorization.

1185347952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2743878 (or 2743866 counting only the distinct ones).

The product of its digits is 302400, while the sum is 45.

The square root of 1185347952 is about 34428.8825261582. The cubic root of 1185347952 is about 1058.3158113012.

The spelling of 1185347952 in words is "one billion, one hundred eighty-five million, three hundred forty-seven thousand, nine hundred fifty-two".