11270097538 has 32 divisors (see below), whose sum is σ = 20579215104. Its totient is φ = 4518684672.

The previous prime is 11270097533. The next prime is 11270097557. The reversal of 11270097538 is 83579007211.

It is a super-2 number, since 2×11270097538² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11270097494 and 11270097503.

It is not an unprimeable number, because it can be changed into a prime (11270097533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102031 + ... + 181522.

It is an arithmetic number, because the mean of its divisors is an integer number (643100472).

Almost surely, 2^11270097538 is an apocalyptic number.

11270097538 is a deficient number, since it is larger than the sum of its proper divisors (9309117566).

11270097538 is a wasteful number, since it uses less digits than its factorization.

11270097538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283746.

The product of its (nonzero) digits is 105840, while the sum is 43.

The spelling of 11270097538 in words is "eleven billion, two hundred seventy million, ninety-seven thousand, five hundred thirty-eight".