1137213 has 32 divisors (see below), whose sum is σ = 2104320. Its totient is φ = 589680.

The previous prime is 1137209. The next prime is 1137229. The reversal of 1137213 is 3127311.

It is not a de Polignac number, because 1137213 - 2² = 1137209 is a prime.

1137213 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1137203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1806 + ... + 2352.

It is an arithmetic number, because the mean of its divisors is an integer number (65760).

2^1137213 is an apocalyptic number.

It is an amenable number.

1137213 is a deficient number, since it is larger than the sum of its proper divisors (967107).

1137213 is a wasteful number, since it uses less digits than its factorization.

1137213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 574 (or 568 counting only the distinct ones).

The product of its digits is 126, while the sum is 18.

The square root of 1137213 is about 1066.4018942219. The cubic root of 1137213 is about 104.3791938984.

The spelling of 1137213 in words is "one million, one hundred thirty-seven thousand, two hundred thirteen".