1097027131 has 2 divisors, whose sum is σ = 1097027132. Its totient is φ = 1097027130.

The previous prime is 1097027123. The next prime is 1097027161. The reversal of 1097027131 is 1317207901.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1097027131 - 2³ = 1097027123 is a prime.

It is a super-4 number, since 4×1097027131⁴ (a number of 37 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 1097027093 and 1097027102.

It is not a weakly prime, because it can be changed into another prime (1097027161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 548513565 + 548513566.

It is an arithmetic number, because the mean of its divisors is an integer number (548513566).

Almost surely, 2^1097027131 is an apocalyptic number.

1097027131 is a deficient number, since it is larger than the sum of its proper divisors (1).

1097027131 is an equidigital number, since it uses as much as digits as its factorization.

1097027131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2646, while the sum is 31.

The square root of 1097027131 is about 33121.3998949320. The cubic root of 1097027131 is about 1031.3493268712.

The spelling of 1097027131 in words is "one billion, ninety-seven million, twenty-seven thousand, one hundred thirty-one".