1161379 has 8 divisors (see below), whose sum is σ = 1200320. Its totient is φ = 1123200.

The previous prime is 1161371. The next prime is 1161397. The reversal of 1161379 is 9731611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1161379 - 2³ = 1161371 is a prime.

It is a Duffinian number.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (1161371) 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, 4699 + ... + 4939.

It is an arithmetic number, because the mean of its divisors is an integer number (150040).

2^1161379 is an apocalyptic number.

1161379 is a deficient number, since it is larger than the sum of its proper divisors (38941).

1161379 is an equidigital number, since it uses as much as digits as its factorization.

1161379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381.

The product of its digits is 1134, while the sum is 28.

The square root of 1161379 is about 1077.6729559565. The cubic root of 1161379 is about 105.1133771553.

It can be divided in two parts, 1161 and 379, that added together give a triangular number (1540 = T₅₅).

The spelling of 1161379 in words is "one million, one hundred sixty-one thousand, three hundred seventy-nine".