1155425252 has 12 divisors (see below), whose sum is σ = 2065015680. Its totient is φ = 565420776.

The previous prime is 1155425237. The next prime is 1155425267. The reversal of 1155425252 is 2525245511.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1155425237) and next prime (1155425267).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3072752 + ... + 3073127.

It is an arithmetic number, because the mean of its divisors is an integer number (172084640).

Almost surely, 2^1155425252 is an apocalyptic number.

It is an amenable number.

1155425252 is a deficient number, since it is larger than the sum of its proper divisors (909590428).

1155425252 is a wasteful number, since it uses less digits than its factorization.

1155425252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6145930 (or 6145928 counting only the distinct ones).

The product of its digits is 20000, while the sum is 32.

The square root of 1155425252 is about 33991.5467726904. The cubic root of 1155425252 is about 1049.3344995279.

The spelling of 1155425252 in words is "one billion, one hundred fifty-five million, four hundred twenty-five thousand, two hundred fifty-two".