11481707097 has 48 divisors (see below), whose sum is σ = 19931814720. Its totient is φ = 6512982336.

The previous prime is 11481707093. The next prime is 11481707101. The reversal of 11481707097 is 79070718411.

11481707097 is a `hidden beast` number, since 11 + 481 + 7 + 0 + 70 + 97 = 666.

It is an interprime number because it is at equal distance from previous prime (11481707093) and next prime (11481707101).

It is not a de Polignac number, because 11481707097 - 2² = 11481707093 is a prime.

It is a super-2 number, since 2×11481707097² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11481707093) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 149578 + ... + 212924.

It is an arithmetic number, because the mean of its divisors is an integer number (415246140).

Almost surely, 2^11481707097 is an apocalyptic number.

It is an amenable number.

11481707097 is a deficient number, since it is larger than the sum of its proper divisors (8450107623).

11481707097 is a wasteful number, since it uses less digits than its factorization.

11481707097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63507 (or 63494 counting only the distinct ones).

The product of its (nonzero) digits is 98784, while the sum is 45.

The spelling of 11481707097 in words is "eleven billion, four hundred eighty-one million, seven hundred seven thousand, ninety-seven".