1131374 has 12 divisors (see below), whose sum is σ = 1792224. Its totient is φ = 535572.

The previous prime is 1131353. The next prime is 1131379. The reversal of 1131374 is 4731311.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131379) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 62 + ... + 1505.

It is an arithmetic number, because the mean of its divisors is an integer number (149352).

2^1131374 is an apocalyptic number.

1131374 is a deficient number, since it is larger than the sum of its proper divisors (660850).

1131374 is a wasteful number, since it uses less digits than its factorization.

1131374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1607 (or 1588 counting only the distinct ones).

The product of its digits is 252, while the sum is 20.

The square root of 1131374 is about 1063.6606601732. The cubic root of 1131374 is about 104.2002429006.

Adding to 1131374 its reverse (4731311), we get a palindrome (5862685).

The spelling of 1131374 in words is "one million, one hundred thirty-one thousand, three hundred seventy-four".