1155746616 has 32 divisors (see below), whose sum is σ = 2925945600. Its totient is φ = 380371680.

The previous prime is 1155746549. The next prime is 1155746617. The reversal of 1155746616 is 6166475511.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1155746617) 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, 302890 + ... + 306681.

It is an arithmetic number, because the mean of its divisors is an integer number (91435800).

Almost surely, 2^1155746616 is an apocalyptic number.

It is an amenable number.

1155746616 is an abundant number, since it is smaller than the sum of its proper divisors (1770198984).

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

1155746616 is a wasteful number, since it uses less digits than its factorization.

1155746616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 609659 (or 609655 counting only the distinct ones).

The product of its digits is 151200, while the sum is 42.

The square root of 1155746616 is about 33996.2735604948. The cubic root of 1155746616 is about 1049.4317759988.

The spelling of 1155746616 in words is "one billion, one hundred fifty-five million, seven hundred forty-six thousand, six hundred sixteen".