1161772 has 6 divisors (see below), whose sum is σ = 2033108. Its totient is φ = 580884.

The previous prime is 1161767. The next prime is 1161781. The reversal of 1161772 is 2771611.

It is a plaindrome in base 14.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 145218 + ... + 145225.

2^1161772 is an apocalyptic number.

It is an amenable number.

1161772 is a deficient number, since it is larger than the sum of its proper divisors (871336).

1161772 is a wasteful number, since it uses less digits than its factorization.

1161772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290447 (or 290445 counting only the distinct ones).

The product of its digits is 588, while the sum is 25.

The square root of 1161772 is about 1077.8552778551. The cubic root of 1161772 is about 105.1252322858.

The spelling of 1161772 in words is "one million, one hundred sixty-one thousand, seven hundred seventy-two".