1161770552 has 16 divisors (see below), whose sum is σ = 2200778160. Its totient is φ = 574896384.

The previous prime is 1161770543. The next prime is 1161770563. The reversal of 1161770552 is 2550771611.

It is a congruent number.

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, 747788 + ... + 749339.

It is an arithmetic number, because the mean of its divisors is an integer number (137548635).

Almost surely, 2^1161770552 is an apocalyptic number.

It is an amenable number.

1161770552 is a deficient number, since it is larger than the sum of its proper divisors (1039007608).

1161770552 is a wasteful number, since it uses less digits than its factorization.

1161770552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1497230 (or 1497226 counting only the distinct ones).

The product of its (nonzero) digits is 14700, while the sum is 35.

The square root of 1161770552 is about 34084.7554193953. The cubic root of 1161770552 is about 1051.2518861069.

The spelling of 1161770552 in words is "one billion, one hundred sixty-one million, seven hundred seventy thousand, five hundred fifty-two".