1136398 has 8 divisors (see below), whose sum is σ = 1759680. Its totient is φ = 549840.

The previous prime is 1136393. The next prime is 1136411. The reversal of 1136398 is 8936311.

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

It is a Harshad number since it is a multiple of its sum of digits (31).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1136393) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9103 + ... + 9226.

It is an arithmetic number, because the mean of its divisors is an integer number (219960).

2^1136398 is an apocalyptic number.

1136398 is a deficient number, since it is larger than the sum of its proper divisors (623282).

1136398 is a wasteful number, since it uses less digits than its factorization.

1136398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18362.

The product of its digits is 3888, while the sum is 31.

The square root of 1136398 is about 1066.0196996304. The cubic root of 1136398 is about 104.3542529908.

The spelling of 1136398 in words is "one million, one hundred thirty-six thousand, three hundred ninety-eight".