1151304532 has 48 divisors (see below), whose sum is σ = 2494800000. Its totient is φ = 453583872.

The previous prime is 1151304529. The next prime is 1151304541. The reversal of 1151304532 is 2354031511.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1151304497 and 1151304506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7657 + ... + 48592.

It is an arithmetic number, because the mean of its divisors is an integer number (51975000).

Almost surely, 2^1151304532 is an apocalyptic number.

It is an amenable number.

1151304532 is an abundant number, since it is smaller than the sum of its proper divisors (1343495468).

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

1151304532 is a wasteful number, since it uses less digits than its factorization.

1151304532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56320 (or 56318 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 1151304532 is about 33930.8787389894. The cubic root of 1151304532 is about 1048.0855613088.

The spelling of 1151304532 in words is "one billion, one hundred fifty-one million, three hundred four thousand, five hundred thirty-two".