1097196229 has 4 divisors (see below), whose sum is σ = 1108059660. Its totient is φ = 1086332800.

The previous prime is 1097196193. The next prime is 1097196239. The reversal of 1097196229 is 9226917901.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 961124004 + 136072225 = 31002^2 + 11665^2 .

It is a cyclic number.

It is not a de Polignac number, because 1097196229 - 2²⁵ = 1063641797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1097196239) 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, 5431564 + ... + 5431765.

It is an arithmetic number, because the mean of its divisors is an integer number (277014915).

Almost surely, 2^1097196229 is an apocalyptic number.

It is an amenable number.

1097196229 is a deficient number, since it is larger than the sum of its proper divisors (10863431).

1097196229 is a wasteful number, since it uses less digits than its factorization.

1097196229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10863430.

The product of its (nonzero) digits is 122472, while the sum is 46.

The square root of 1097196229 is about 33123.9524966451. The cubic root of 1097196229 is about 1031.4023155784.

The spelling of 1097196229 in words is "one billion, ninety-seven million, one hundred ninety-six thousand, two hundred twenty-nine".