1161948 has 24 divisors (see below), whose sum is σ = 2785552. Its totient is φ = 376704.

The previous prime is 1161947. The next prime is 1161949. The reversal of 1161948 is 8491611.

1161948 is nontrivially palindromic in base 8.

It is an interprime number because it is at equal distance from previous prime (1161947) and next prime (1161949).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1161947) 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, 865 + ... + 1752.

2^1161948 is an apocalyptic number.

It is an amenable number.

1161948 is an abundant number, since it is smaller than the sum of its proper divisors (1623604).

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

1161948 is a wasteful number, since it uses less digits than its factorization.

1161948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2661 (or 2659 counting only the distinct ones).

The product of its digits is 1728, while the sum is 30.

The square root of 1161948 is about 1077.9369183770. The cubic root of 1161948 is about 105.1305405868.

The spelling of 1161948 in words is "one million, one hundred sixty-one thousand, nine hundred forty-eight".